Judge the Following Sentence According to the Criteria Given Below

Multiple Choice

Judge the following sentence according to the criteria given below: Land conversion from forests to cropland results in an increase in biological carbon storage capacity BECAUSE the annual planting and harvesting of crops involves far more biomass than mature forests.

A) The assertion and reason are both correct, and the reason is valid.
B) The assertion and reason are both correct, and the reason is invalid.
C) The assertion is correct and the reason is incorrect.
D) The assertion is incorrect and the reason is correct.
E) Both the assertion and the reason are incorrect.