On scene you assisted a patient with his epinephrine auto-injector after he was stung multiple times by bees. You are now transporting him to the first aid room. As you reassess him, which of the following signs best indicates that the epinephrine is benefiting him?

a. Increasing heart rate
b. Decreasing mental status
c. Decreasing wheezing
d. Decreasing blood pressure

Answer: c