Fill in the blank with the suitable preposition. She refused ________…

The correct answer is Option (3) → to

Complete sentence: She refused to answer me. So the sentence is "She refused to answer me."

Option	Used to show	Example
(1) for	"For" is followed by a noun or -ing form, not a bare verb. "Refused for answer" is wrong.	She thanked me for the gift.
(2) with	company or means. It cannot join "refused" and the verb "answer".	He cut the rope with a knife.
(3) to (answer)	The verb refuse is followed by a to-infinitive when it means to say that one will not do something: refuse to go, refuse to answer.	The shopkeeper refused to take back the torn shirt.
(4) by	the doer or the means. "Refused by answer me" makes no sense.	The letter was written by my uncle.