Question

Which one is correct?
a. He did not got the idea. b. He did not pass in the test, nor did I.
c. Had I known this, I would not go.
d. Everyone were frighten when the authority dismissed the possibility of taking the exam.
Can anyone tell me the correct ans with explanation?​

Answer 1

Answer:

I think so anwer is c. Had I known this, I would not go.

Answer 2

Answer:

It's quit confusing