Choosing word (4)

I believe the answer is:
this
(Other definitions for this that I've seen before include "The thing under discussion" , "One particular" , "Demonstrative pronoun" , "Hits (anag.)" , "The thing just mentioned" .)
I believe the answer is:
this
(Other definitions for this that I've seen before include "The thing under discussion" , "One particular" , "Demonstrative pronoun" , "Hits (anag.)" , "The thing just mentioned" .)