Assertion (A): The constitution of India has become the longest one.Reason (R): The Chapter on Fundamental Rights has been borrowed from the model of American Constitution. Choose the correct answer using the code given below:

• 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 correct.