Answer:
"Prefix"
Explanation:
Hope my answer has helped you and if not i'm sorry.
Singular- "earth's" is singular because its showing ownership
plural- "features" is plural because its saying that there is more than one feature of the earth
B. Considerate
Considerate, adj.
"Careful not to inconvenience or harm others."
Answer:
vain
this is also another word for narcissistic