Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Read the statements and choose the correct answer using the code given below.Assertion (A): Among all methods of charging depreciation on fixed assets, diminishing balance method is the best method.Reason (R): Diminishing balance method of charging depreciation has been permitted under the Income Tax Act, 1961 for claiming deduction for depreciation.

• A. Both (A) and (R) are correct and (R) is the correct explanation of (A).
• B. Both (A) and (R) are correct but (R) is not the correct explanation of (A).
• C. (A) is correct but (R) is not correct.
• D. (A) is incorrect but (R) is correct.