Consider the following statements;
Statement I - Rainfall is one of the reasons for weathering of rocks.
Statement II - Rain water contains carbon dioxide in solution.
Which one of the following is correct in respect of the above statements?
a. Both Statement I and Statement II are correct and Statement II explains Statement I
b. Both Statement I and Statement II are correct and Statement II does not explain Statement I
c. Statement I is correct, but Statement II is incorrect
d. Statement I is incorrect, but Statement II is correct