B. The Russian president can create laws independently
The correct answer is A. rainforests are responsible for most global oxygen turnover.
This is not true because rainforests, even though they have a lot of trees, are very humid, and actually take up a lot of oxygen to be able to 'feed' the vegetation found there. Other forests actually provide most oxygen in the world, but not rainforests. The other options are correct.
Answer:
the people have decided on the following
Explanation:
Answer:
<u>"the independent variable—whether or not the students receive money for doing puzzles—has a significant effect, such that students in the paid group spend less time doing puzzles during their break time".</u>
Explanation:
<u>Independent variable:</u> In psychological research, the term "independent variable is described as a variable that is being manipulated, altered or changed by an investigator or researcher in order to see or notice its effect on the dependent variable of the given study. Thus, the independent variable has a direct impact on the dependent variable.
<u>In the question above, the research finds that "the independent variable—whether or not the students receive money for doing puzzles—has a significant effect".</u>
