Your answer would be B. The most dangerous job in the United States. Because the cave can come down, if you don't have the right equipment you can damage your lungs, and you may get stuck down there, or really hurt.
Answer:
The right answer is "A map showing provinces and territories of Canada."
Explanation:
A map that shows provinces and territories of Canada is a general reference map. Theme maps focus on specific subjects or areas. You can see 3 good examples here - all the other options.
Driving under the influence (DUI)