Part 6 Text Completion

Questions131~134 refer to the following instant messaging conversation.
Helena: Hey Dennis, it __131__ that I needed to talk to you before requesting a weekoff work in June. Can we discuss it now?
Dennis: Sure, Helena. However, I need you to understand that I can't guarantee theapproval of your request __132__ the team can manage without you during thatweek.
Helena: I completely understand. I already talked to Sarah and James, and they'veagreed to __133__ me. I didn't see the point in bothering you with the details until Iwas sure they could handle it.
Dennis: __134__ In that case, I don't see any issues with you taking the time off. Goahead and submit the request through the proper channels, and I'll approve it.
【題組】131.
(A)didn't cross my mind
(B) goes without saying
(C)is widely understood
(D)is no wonder