Consider the following statements :Assertion (A) : The velocity of sound in air increases due to the presence of moisture in itReason (R) : The presence of moisture in air lowers the density of air of these statements Codes

• 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 true