Activation energy is...Chemistry.10 POINTS.

Activation energy is:
Answer
A.
The energy necessary to build the activated complex and get the reaction started
B.
The energy released in a chemical reaction
C.
The energy absorbed by a reaction
D.
The energy absorbed by the products as they form

A.
The energy necessary to build the activated complex and get the reaction started


A is my final answer lol :)

A