Answer:
Option B
Step-by-step explanation:
The answer is option B or "proteins that cause biochemical reactions." They're multiple different types of enzymes whether it be Lipases, or Maltase, but one common thing that each of the enzymes have is that they cause biochemical reactions. For example, maltase is something that is found in saliva, which helps break down food and begin the digestive process of the body.
Hope this helps.