The Kutzback criterion for determining the number of degrees of freedom (n) of a mechanism with L as number of links, J as number of lower pairs and H as number of higher pairs is

A

3 (J - 1) - 2L - H

B

2 (L - 1) - 2J - H

C

3 (L - 1) - 2J - H

D

2 (L - 1) - 3J - H