Answer:
c) Polls are the least reliable way to measure opinon
Explanation:
Opinion polls or poll is the term term used to sample the opinion or take survey of a small population from a large population.
The reason opinion polls are not always encouraged or the best form of data collection or research is because the polls are not always reliable.
Most times individual who don't have better knowledge about an issue end up giving an opinion about it.
It uses a subset to determine the opinion of a population.
These reason are why opinion polls are not reliable.
Answer:
B, C, and D
Explanation:
Abiotic factors are nonliving things like rocks, water and soil.
Because this picture has trees and or plants this has biotic factors, ecosystem and biosphere
It might be B or D, your welcome for the help
Henry Clay, John C. Calhoun and John Quincy Adams helped creat the plan that became known as the American System.
hope this helps you!
B a dinosaur because it’s a compression fossil
