Answer:
Synonyms
Explanation:
Those words which have the same meaning are called synonyms.
Words having same pronunciation are called homophones.
Words having opposite meanings are called antonyms.
Words having same spellings and pronunciation are called homonyms.
Since, Enable and allow means the same, they are synonyms.
I would say flighty is the correct one<span />
He has been groaning for more then a year.
"Did you groan?" ask Dorothy
"I did. I've been groaning for more then a year, and no one has ever heard me before or come to help me."
The answers are a,b, and d