Question

what is the main purpose of doing the stretchy sit - and - reach exercise? (1 point)
build muscle strength
test arm muscle power
check your bodys flexibility
improve running speed

Explanation:

The Stretchy Sit - and - Reach exercise is a common flexibility test. It involves stretching to reach as far as possible, which directly measures how flexible the body is, especially the hamstrings and lower back. It does not build muscle strength, test arm muscle power, or improve running speed.

Answer:

Check your body's flexibility