The muscle cell fluid of an athlete was tested immediately after a 10m race and was found to contain a high
concentration of lactic acid. Explain what could have caused this. The

A.

athlete must have eaten food containing lactic acid just before the race

B.

athlete must have injected lactic acid into his blood just before the race

C.

athletes muscle must have carried out anaerobic respiration during the race

D.

athlete must have inhaled lactic acid from the environment during the race

Correct answer is C

No explanation has been provided for this answer.