One who answers (9)
I believe the answer is:
responder
(Other definitions for responder that I've seen before include "Reactor" , "one should give a reply" , "one giving a reaction" , "provides one with the answer" , "One replying or reacting" .)
I believe the answer is:
responder
(Other definitions for responder that I've seen before include "Reactor" , "one should give a reply" , "one giving a reaction" , "provides one with the answer" , "One replying or reacting" .)