Consider the following statements associated with the lathe accessories :

1. Steady rest is used for supporting a long job in between head stock and tail stock.

2. Mandrel is used for turning small cylindrical jobs.

3. Collects are used for turning disc-shaped job.

Of these statements :

(a) 1 and 2 are correct

(b) 2 and 3 are correct

(c) 3 alone is correct

(d) 1 alone is correct.