Question

The side characters in novels tend to

a, be less developed than in short stories.
b. have lives and stories of their own
c, be present in every single scene
d. only appear in a few episodes

Answer 1

B. Have lives and stories of there own

Answer 2

D. only appear in a few episodes.

they do appear, but eventually those characters mostly disappear and don't make an impact only if they are memorable enough.