Answer:
c. "I should make sure my back is flat against the floor during a floor bridge."
Step-by-step explanation:
People at risk of developing hypertension, whether they are hypertensive or suffer from heart disease, should avoid Valsalva maneuver in their strength training. Isometric exercises should be avoided as much as possible, but within a training program that also includes cardiovascular exercises, these exercises are beneficial. Static exercise is well tolerated when it is of low or moderate intensity especially to properly work the abdomen or back.