Consider the following statements:

1). The degree of freedom for lower kinematic pairs is always equal to one 2). A ball-and-socket joint has 3 degrees of freedom and is a higher kinematic pair 3). Oldham's coupling mechanism has two prismatic pairs and two revolute pairs Which of the statements given above is/are correct?

(a) 1,2 and 3

(b) 1 only

(c) 2 and 3

(d) 3 only.