Ad hominem means the man so it probably means one persons opinion and ad populem means the population so maybe the general
populations opinion
The point of view is different. You have consider every character. It’s unlikely that you mass descriptions (other than narrators), because you have keep readers interested by making it concise but eventful, while with books you have more flexibility and room to breathe.
Answer 1.
a. Eggs
b. Ladies
c. Women
d. Deer
e. Calves
Answer 2.
a. Ravi's sister is very pretty.
b. These students' books are on the table.