Quick simple questions-please and thank you

1. i can put front C-body brakes on my B-body Mopars but not on an F or A body?

2. I can put B-body front brakes on my f body and an a body?

3. Rear disk brakes-significantly better than 11” drums or slightly better?

4. Are C body brakes and parts going to be very difficult to replace (wear & tear parts)?

City driving, aggressive stopping without a doubt!

Thank you thankyou thankyou thankyou thank you!!!!!!!!!!!