Energy Sources Available to Form ATP in Muscle Fibers Are

Multiple Choice

Energy sources available to form ATP in muscle fibers are below. Which statement is correct?
1. phosphorylation of ADP by creatine phosphate
2. oxidative phosphorylation of ADP in the mitochondria
3. phosphorylation of ADP by the glycolytic pathway in the cytosol

A) (1) and (2) produce the same amount of ATP
B) (1) is the first sourced utilize to supply ATP to a contracting muscle
C) (1) and (3) are considered aerobic
D) (1) and (2) occur in the mitochondria
E) none of these answers.