Question

The grim job market has taken its toll on students, many of those had hoped for a better future.

• A. much of whom
• B. many of whom
• C. several of those
• D. many of which
• E. No correction required.

Answer 1

The correct option is B many of whom

'Students' has been the object in this case. So, 'whom' should be used for them as it is in the objective case.
Eg: Whom did we marry?