Assertion (a): the speed or velocity of a car running on a crowded city, road changes continuously. reason (r): the movement of a car on a crowded city road is an example of non-uniform acceleration.
a) Both A and R are true and R is the correct explanation of A
b) Both A and Rare true but is not the correct explanation of A
c) A is true but R is false.
d) A is false but R is true