Any Ridge That Extends from the Cusp Tip to the Central

Any ridge that extends from the cusp tip to the central groove of the occlusal surface is called a marginal ridge. When two marginal ridges join, after traversing the tooth buccolingually, they form a transverse ridge.

A) Both statements are true.
B) The first statement is true; the second is false.
C) The first statement is false; the second is true.
D) Both statements are false.