Consider the following statements and select the correct answer from the code given below :
Assertion (A) : The present focussing on development of industry, infrastructure, energy generation etc.
Reason (R) : Heavy investment facilitates economic development.

1. A.Both (A) and (R) are true and (R) is correct explanation of (A).
2. B.Both (A) and (R) are true and (R) is not correct explanation of (A).
3. C.(A) is true, but (R) is false.
4. D.(A) is false, but (R) is true.