Assertion (A) : The number of atoms of each element before and after reaction must be the same.
Reason (R) : Law of conservation of mass is followed by every chemical reaction.
A) Both ‘A’ and ‘R’ are correct and ‘A’ is supported by ‘R’.
B) Both ‘A’ and ‘R’ are correct, but ‘A’ is not supported by ‘R’.
C) ‘A’ is correct, but ‘R’ is incorrect.
D) ‘A’ is incorrect, but ‘R’ is correct.