Assertion: Out of two measurements `l = 0.7 m and l = 0.70 m`, the second one is more accurate. Reason: In every measurement, the last digit is not accurately know.
Options:
(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 and R is also false.