111) Complete the sentence."The manager wants to know ..." 1) if

111) Complete the sentence.
"The manager wants to know ..."
1) if all participants took an active part in the discussion.
2)how long the discussion lasted.
3) if did all participants take part in the discussion
4) how long did the discussion last.
A)3,4
B) 1,3
C) 1,2
D) 2,3
E) 1,4