Is this grammar correct?

the earnest english professor wanted his able, diligent students to do well in the course.

1# the answer is c

2#the answer is a

well if u read the book you would know that she meant to

"solitude is an inner concept rather than an outward one" is the statement among the choices given that  would be included in a summary of paragraph one of society and solitude. the correct option among all the options that are given in the question is the third option or option "c". i hope the answer you.

gerund phrase: giving more than a person needs.

noun use: predicate noun.