The answer is 2, the condition of the environment affects everything it inhabitants.
A medicine is a chemical substance that is used to treat, prevent or diagnose a disease.
the answer is A all of the answers are correct
The choices for this question can be found elsewhere and as follows:
a. decreased significantly
b. increased significantly
c. stayed at the same levels
d. decreased slightly
I believe the correct answer from the choices listed above is option B. <span>Over the past 20 years, the major pollutants in our world have increased significantly. It is very evident when you look at the environmental statistics.</span>
In the middle of your chest. Hope that helps