Answer:
Do you have an epinephrine pen?
Explanation:
The person is exhibiting signs of an allergic reaction. Asking questions such as "how long has this been happening" simply extends the time the person is suffering. However, asking if they have an epi pen can solve the issue immediately.
Answer: Brief, sometimes less than 2 minutes.
Human activities that can increase the rate would be air from a car exhaust, large factories, and gas lawn mowers. All of these make rain more acidic which causes more chemical weathering.
