Determine the correctness (or otherwise) of the following Assertion [A] and the Reason [R]

Q. Determine the correctness (or otherwise) of the following Assertion [A] and the Reason [R]

Assertion [A]: Refractory BCC metals like W and Mo are less ductile than FCC metals like Ni and Pt at room temperature

Reason [R]: BCC metals have fewer independent slip systems than FCC metals

A. Both [A] and [R] are true and [R] is the correct reason for [A]

B. Both [A] and [R] are true, but [R] is not the correct reason for [A]

C. Both [A] and [R] are false

D. [A] is true but [R] is false

Ans: [A] is true but [R] is false