My students ________ judgment on applying to any university until they get their test results.

Explain:

Vocabulary knowledge:

– protect (v): protect

– conserve (v): to preserve, to preserve

– reserve (v): to reserve, to reserve

→ reserve judgment: reserve judgment, delay/postponement of making decisions, opinions on something

– preserve (v): preserve, preserve

=> My students postpone their decision to apply to the university until they get their test results.

→ Choose the answer C