JEE Main 2023 Physics question

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: When a body is projected at an angle 45°, it's range is maximum. Reason R: For maximum range, the value of sin2 should be equal to one. In the light of the above statements, choose the correct answer from the options given below:

• (A)A is false but R is true
• (B)A is true but R is false
• (C)Both A and R are correct and R is the correct explanation of ACorrect
• (D)Both A and R are correct but R is NOT the correct explanation of A