<span>The correct answer is: B. Arching the neck and back puts stress on the spine<span>.
A hamstring stretch refers to a stretching pose or technique where you extend your hamstring (underside of your thigh) to its full capacity. When performing a hamstring stretch, it is important to keep your neck straight and avoid arching it, because by doing so, you are putting undue stress and straining your spine instead of targeting your hamstrings. </span></span>
Answer:
c
Explanation:
c is the answer I think its right
Answer:
they are not effective against viral infections such as a cold or flu.
