Multi-choice problem: Continue writing the next sentence in this paragraph:

How to avoid an undesired conversation
Be alert.
The best way to avoid someone, and the conversation they may want to have with you, is to be aware of when they are or might be around. Be aware of their schedule as well as of your surroundings.

OPTIONS:
- If they want to spend time with you, they may be busy, tired, or looking for something to do. Notice if they " harass " you when they don't have anything to say.;
- If they are somewhere, they will almost certainly start talking. Once they have talked, listen to him or her and try to put a little space between you and them.;
- If they have stopped by multiple times, let them know beforehand why. For example, if you feel like your friends are always around and calling and texting, tell them off as soon as possible.;
- Pay attention to which routes they take, where they normally hang out, what times they leave and arrive. This way you will know what places to avoid and when.;
Pay attention to which routes they take, where they normally hang out, what times they leave and arrive. This way you will know what places to avoid and when.