Question

The appropriate prefix to form the opposite of available is

Answer 1

Answer:

• The correct prefix that must be used to form the opposite of 'reproachable' is 'ir-' : irreproachable ( which means beyond criticism; faultless). Thus D is the answer. 

Answer 2

• Prefixes change the meanings of words. For example, the prefix un- (or u-n) can mean "not," "remove," or "opposite." Adding un- to the word "happy" gives you the word "unhappy," which means not happy.