After Heavy Exercise,breathing Remains Labored for Some Time,indicating a Continuing

Multiple Choice

After heavy exercise,breathing remains labored for some time,indicating a continuing need for increased oxygen.In muscle cells recovering from exercise,

A) Oxygen is used for oxidation of lactic acid metabolites to generate ATP
B) ATP is used to synthesize glycogen from glucose
C) ATP is used to phosphorylate creatine
D) Both oxygen is used for oxidation of lactic acid metabolites to generate ATP and ATP is used to synthesize glycogen from glucose are correct
E) All of the choices are correct