I think tropical rainforests I could be wrong
Answer:
Aerobic
Explanation:
Aerobic exercises make the muscle use oxygen in it's operation.
Answer:
A farmer would chose a luxury crop over a high caloric or nutritionally valued crop because a luxury crop would generate them more profit.
These are non-subsistence crops, ones that are not necessary to survive and be healthy, but luxury goods like the name implies. People are willing to pay more for them for this reason.
I agree driving should be age 18
Continental crust is part of the earths surface as a whole. Oceans are part of the oceanic crust found under the ocean floor.