Assertion (A): Insect resistant transgenic cotton has been produced by inserting Bt gene.
Reason (R): The Bt gene is derived from a bacterium.

A. Both (A) and (R) are true and (R) is the correct explanation of (A)

B. Both (A) and (R) are true, but (R) is not the correct explanation of (A)

C. (A) is true, but (R) is false

D. (A) is false, but (R) is true

Answer: Option A