I wonder .. Since he quit his job A. What has he been doing B. Has he bee doing C. What he has been doing D. He has been doing E. He has been doing what I forg

I wonder .. Since he quit his job
A. What has he been doing
B. Has he bee doing
C. What he has been doing
D. He has been doing
E. He has been doing what

I forgot to ask how..
A. His sick brother waa
B. Was his sick brother
C. Is his sick brother
D. His sick brother be
E. Are sick brother

Dibantu ya maaf nanya trus soalnya belum disamain jd gatau yg betul