Which friend is experiencing an internal barrier to physical fitness? mark lacks access to fitness equipment. tyler has trouble finding a safe area to work out. talia puts in only 50 percent of effort during her workout. clark’s parents fail to support his desire to work out.

The correct option for the question given is (C) Talia puts in only 50 percent of effort during her workout.

Internal barrier differs from external barrier to working out in that the former comes from the individual, while the latter is more influenced by the environment, availability of exercise equipments, other people, and other external factors. The other options for the question all falls into the category for external barriers.

C Talia puts in only 50 percent of effort during her workout.

good luck ☺

Explanation:

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