a$.$Describe what is a virus is and how does it reproduce.

b$.$What is a flu vaccine?

c$.$Some school districts allow parents to "opt out" of vaccines because of their belief system. Do you think this option should be allowed for university students? Why or why not? What are the possible consequences of allowing people to opt out of vaccinations?

Your $$answer post$$ should be at least $200$ to $250$ words and should reflect:

Your thinking process $($why you believe the way you do$)$

Facts supporting your belief$/$thoughts

In$-$text citations of sources supporting your facts $($a minimum of $3$ in$-$text citations$)$