John stretched while his muscles were cold. which negative effect could occur? a. blood might not flow to his limbs. b. his strength could decrease quickly. c. he could injure or pull a muscle. d. oxygen might not reach his muscles..

The correct answer is that Mr John, while stretching with his muscles cold, could in fact c)injure or pull a muscle. Whenever you are stretching you must be sure that the muscles are ready, because in the heat they are easier to stretch, which is why working on your stretching is much more effective in the hotter seasons. In sports this is why we usually lay off stretching during winter.

Apast tense for feign, fringed meaning insincere or pretended, so feigned means fake.