For ancient Egyptians, the Nile River symbolized __________.
life
The welfare of your society depends on your well being because you are the human being that can shape the society you choose to live in, therefore making it your own society. Your well being is the main factor, that includes mental and physical health. If your wellbeing isn't healthy the society you choose to live in will be unhealthy also, same vice versa.
He's nervous about facing the Christmas Celebration since he's been known as a scrooge for such a long time!
C, because "butterfly chaser" seems to point to his opinions on nature.
The sentence is imperative meaning the subject is (you)