Assertion : For a projectile the time of flight of a body becomes is times the original value if its speed is made n times.
Reason : For a projectile, this is due to the range of the projectile which becomes n times.
(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 correct explanation of A
(c) A is true but R is false
(d) A and R are false