Why didn't you bring the matter to my notice?
A
Why wasn't the matter brought to my notice?
B
Why isn't the matter brought to my notice?
C
Why wasn't the matter brought by you to my notice?
D
Why isn't the matter brought by you to my notice?
Correct Answer: Why wasn't the matter brought to my notice?
Why wasn't the matter brought to my notice?Given sentence is in simple past tense and it is in active voice.
Rule :
Why + (was/were) + Subject + V3 + Other agents