Consider the following statements in respect of grinding?
1. The pitch of the grit cutting edges is larger than the pitch of the milling cutter.
2. The cutting angles of the grits have a random geometry.
3. The size of the chip cuts is very small for grinding.
Which, of the statements given above are correct?
(a) 1 and 2 (b) 2 and 3
(c) 1 and 3 (d) 1, 2 and 3