The breakdown of starch is an exergonic reaction, which would occur spontaneously ... ...

The breakdown of starch is an exergonic reaction, which would occur spontaneously at temperatures of about 200° C. Amylase allows the reaction to proceed at physiological temperatures by:
(A) Increasing the activation energy for the reaction.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in 03. Enzymes and Energy