I am pretty sure that if muscle cells failed to function properly the thing that would happen is being revealed by the first option : A. The muscles will not work. I choose this one because as you know muscles are made of muscle tissue and if cells fail it won't functionate at all.
By proportion that would be (10/60) 72 = 12 so ur answer will be 12
It should be 32 ATPs, since the electron transport chain produces 34(38) ATPs, and the citric acid cycle produces only 2 ATPs. 34-2=32
