An extended metaphor (or an allegory) is carried out over several lines or through a whole poem.
The crunch is like the sound of heaven
I don’t like hell
So dose that ring a bell
Answer:
make care of yourself might include rules like do not drink, do not smoke, do not do drugs, keep yourself safe, and do not take risks. Being good to others might include be honest, give to charity, live as a good example for others, and raise children to be helpful to society
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.