The correct answer is postpone.
The correct answer is (A) To postpone, delay. To put off action, consideration, etc. to a future time. Also, to temporarily exempt from military service.
Defer comes from Middle English deferren, differen, Old French differer.
Examples of use:
- The committee deferred their monthly meeting until the end of the week.
- He deferred commenting on the matter until he had studied all materials.