Answer:
Harvesting wild rice in the fall
Explanation:
The topic is very controversial because there are several viewpoints.
Some people believe that Mexican immigration has become extremely high, and that it must be somehow restricted. Other people may argue that some Mexicans work jobs that most other people would not want to do. Some of these include working on farms or other dirty jobs.
These opposing viewpoints cause the topic of Mexican immigration to be highly controversial.
C. Using a specific model to prove the earth moving around the Sun.
I believe the answer is D. Agricultural. Because the meaning is to grow things