[A]: Wax, resin and suberin coating on the surface of plant parts reduce the rate of tran- spiration.
[R]: These adaptations are found mostly in xerophytes.
A. If both A and R are true and R is the correct explanation of A
B. If both A and R are true but R is not the correct explanation of A
C. If A is true and R is false
D. If both A and R are false