Assertion : Ball and socket joints are the most mobile joints.
Reason: Synovial fluid is present here.

Options

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false

Answer

B

Explanation

Ball and socket joint is a type of synovial joint that contain synovial fluid. It is the joint between glenoid cavity of pectoral girdle and head of humerus