its like saying how are you so just answer as if you were saying an answer to that.
It can be either one, depending on your meaning. You would "respond to" a question or comment directed at you. You would "respond for" someone else who cannot respond for themselves.
Respond to the situation
No, volcanoes do not respond.
respond
The correct grammar is "respond to." For example, "I will respond to your email as soon as possible."
we can respond by thanking them ..
Cones respond to color .
describe how to respond to complaints
The word respond is a verb. It means to answer or to reply.
The past tense of "respond" is "responded."
RESPOND: To answer or react to something. For example, When someone calls your name you RESPOND by looking to see who called you. Or you RESPOND verbally by saying "I am here!". When someone writes you a letter you RESPOND by sending a letter back to them.
The verb form of 'response' is to respond.Example: "We should probably respond to the message."