Name any two parts of your body where the supporting skeleton is made of cartilage instead of bone.

Assertion (A): Radius and ulna are the two long bones of the lower arm.

Reason (R): Tibia and fibula are the two long bones of the shank.

1. A is True and R is False.
2. A is False and R is True.
3. Both A and R are True.
4. Both A and R are False.

Abhay observed the given figure of a typical 'movable joint' which allows a considerable degree of movement. This type of joint is located in some places in the human body.

(a) Write the specific name of the freely movable joint shown above.

(b) Mention two locations of this joint in the human body.

(c) Name the fibrous connective tissue which holds the bones in proper position and prevent their dislocation during normal movement.