There are three important benefits to the warm up session:

(1 point)
Responses

flexibility is increased, the muscle is pushed to its full potential, and the chance of dizziness or fainting caused by the pooling of blood in the extremities is reduced.

aids in the dissipation of waste products, reduces the potential for Delayed Onset of Muscle Soreness, and increases the heart rate gradually.

flexibility is increased, the chance of dizziness or fainting caused by the pooling of blood in the extremities is reduced, and the heart rate is gradually increased.

the heart rate is gradually increased from the resting pulse, the temperature within the muscles is increased, and the chance of muscle soreness and injury is reduced.

All of the responses mention different benefits of a warm-up session. However, the response that includes the three important benefits is the second response:

- aids in the dissipation of waste products,
- reduces the potential for Delayed Onset of Muscle Soreness (DOMS),
- and increases the heart rate gradually.

you can only choose one

Apologies for the confusion. In that case, the most accurate response would be:

- flexibility is increased, the chance of dizziness or fainting caused by the pooling of blood in the extremities is reduced, and the heart rate is gradually increased.