ANSWERS

A response or reply; something said or done in reaction to a statement or question.

"Her answer to his proposal was a slap in the face."

A solution to a problem.

"There is no simple answer to corruption."

A document filed in response to a complaint, responding to each point raised in the complaint and raising counterpoints.

To make a reply or response to.

"He answered the question."

To speak in defence against; to reply to in defence.

"to answer a charge or accusation"

To respond to a call by someone at a door or telephone, or other similar piece of equipment.

"Nobody answered when I knocked on the door."