1, 2, & 4 are ways it benefits students. The other two choices seem to be more about study skills rather than student self reflection benefits.
Answer:
One example of checks and balances is that the president can veto any bill passed by Congress, but a two-thirds vote in Congress can override the veto.
Another example: The House of Representatives and the Senate both have to pass the same bill before it can become a law.
Answer:
as a result of the hydrogen present the cells become fused
A is the answer because it is eligil and black beans
The answer would be Pycnocline