What is the ability of your body's joints to move easily through a full range of motion?

flexibility

Explanation:

Flexibility is the ability of your joints to move through their full range of motion without pain or stiffness. It also refers to the pliability of the muscles that support the joints. Flexible muscles and tendons allow for greater range of motion during activities.

Flexibility allow your body's joints to move easily through a full range of motion.

the answer is d

hope this and you do good

your answer will be a. sorry if im wrong: )