Answer:
The aswer is C. Epicondylitis.
Explanation:
The most likely diagnosis this patient is presenting is a lateral epicondylitis of the right elbow. Epicondylitis is a disease caused by overuse. Tendonitis discomfort usually occurs at the point where the tendon adheres to a bone which leads to pain, usually or dull, that is manifested by moving the affected limb or joint.