A personal trainer is working with a client who is having trouble performing a single-leg balance on a foam pad. Which of the following balance training modalities is appropriate for this client?

Complete question: A personal trainer is working with a client who is having trouble performing a single-leg balance on a foam pad. Which of the following balance training modalities is appropriate for this client?

Select one:

a. A half foam roll

b. A wobble board

c. Balance disk

d. BOSU ball

Answer: A half foam roll

Explanation: A client who is having difficulty in performing a single-leg balance on a foam pad is expected to establish a perfect balancing on a half foam roll (because of it halved flat level on the surface of the ground).