Given below are two statements, one is labelled as Assertion (A) and other as Reason (R). Assertion (A): Various components of an ecosystem are not inter-dependent. Reason (A): Human activities have the impacts on the environment. Select the correct answer using the codes given below. Codes.

• (a)Both (A) and (R) are true and (R) is 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