Answer:
B
Explanation:
BBBBBBBBBBBBBB BBBBBBBBBBBB THE ANSWER I THINK IS B
<h2><em>x11</em></h2><h2><em> HOPE IT HELPS(◕‿◕✿) </em></h2><h2><em> SMILE!!</em></h2>
Answer: B, frog
Explanation: I took the quiz and got it right a p e x
It is a substance that takes part in and undergoes change during a reaction