Catabolism Is a Set of ________ Reactions That ________

Catabolism is a set of ________ reactions that ________.

A) endergonic; results in the breakdown of a large macromolecule into smaller subunits
B) endergonic; results in the synthesis of a large macromolecule from smaller subunits
C) exergonic; results in the breakdown of a large macromolecule into smaller subunits
D) exergonic; results in the synthesis of a large macromolecule from smaller subunits