what he said at the meeting made___difference to all of us

what he said at the meeting made___difference to all of us
A.much of B.much a C.a much D.much of a
My watch needs ___,but I have no time to go to town to have it___
A.to repair；repairing B.to be repaired；repairing C.repairing；repaired
D.being repaired ；repaired