Doctors warned people to stay away from the medical tent where patients were being treated in order to avoid contagion. This means to avoid the spread or transfer of diseases or infection. Contagion means the communication of illnesses from one person to another, most especially when in close contact.
I would plan my schedule one week in advance. If you're learning a particular topic next week, try to grasp it now. If you're stuck, that's what your teacher is for. They won't make fun of you. They're here to help.
Answer:
A. Whenever you make a promise, you need to keep it