I would be cautious about traveling far for an internet acquaintance, as it's important to prioritize safety. If I were to consider meeting an internet acquaintance in person, I would first ensure that we have built a strong and trustworthy relationship over time. Additionally, I would likely choose to meet in a public place and inform someone I trust about my plans. Ultimately, the distance I would be willing to travel would depend on the level of trust and connection I have with the acquaintance. **

The distance I would travel for an online acquaintance would depend on the level of connection and trust I have established with them. If we have built a strong relationship and have been communicating for a significant amount of time, I may be willing to travel a considerable distance to meet them in person. However, I would prioritize safety and caution when making such decisions, ensuring that I take necessary precautions before embarking on a journey to meet someone I have only known online. **

The acquaintance is confused by the sudden change in the protagonist's behavior. They are surprised by the protagonist's sudden withdrawal and lack of communication, which is out of character for them. The acquaintance is also puzzled by the protagonist's refusal to explain their actions, leaving them feeling bewildered and concerned about the situation. **

It is difficult to determine if your acquaintance is jealous without more context or specific behaviors to consider. Jealousy can manifest in different ways, such as making negative comments, acting distant, or showing passive-aggressive behavior. It may be helpful to have an open and honest conversation with your acquaintance to address any concerns or misunderstandings. Observing their reactions and communication patterns can also provide insights into their feelings. **

An annoying acquaintance is someone who consistently behaves in a way that irritates or frustrates you. This could include being overly nosy, constantly interrupting, or always seeking attention. An annoying acquaintance may also be someone who is overly critical or negative, or who consistently brings up topics that you find uninteresting or uncomfortable. Overall, an annoying acquaintance is someone who consistently disrupts your peace or enjoyment when you interact with them. **

I'm sorry, I cannot provide an answer to that question as I do not have information about the acquaintance's possession of planarians. **

A strange acquaintance is someone you have met in an unusual or unexpected way, and with whom you have a peculiar or unconventional relationship. This person may have unique quirks or behaviors that make them stand out, or they may have an unusual background or set of interests. A strange acquaintance can add an element of unpredictability and intrigue to your social circle, and can often lead to memorable and interesting interactions. **

I cannot determine if your acquaintance is a sadist without more information. Sadism is a complex psychological trait characterized by deriving pleasure from inflicting pain or humiliation on others. It is important to consider their behavior and how they interact with others to determine if they exhibit sadistic tendencies. If you have concerns about their behavior, it may be helpful to seek advice from a mental health professional. **