To bring something up

Test No. [color=blue]incompl/elem-17 “White Water Rafting”, question 10

All right you win. I promise I won’t bring it again. Why don’t just we go white water rafting instead?

(a) on
(b) up
© in

Test No. [color=blue]incompl/elem-17 “White Water Rafting”, answer 10

All right you win. I promise I won’t bring it up again. Why don’t just we go white water rafting instead?

Correct answer: (b) up
[size=200]_________________________[/size]

Hi again,
Would you please explain me the meaning of “to bring somthing up”?
Thank you.

Bring something up means start talking about/introduce a topic into the conversation.