D. mound builders
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"C. the results of the Mexican War"
the Legislative branch (specifically the Senate) must ratify treaties. This check on the power of President is part of the system of checks and balances.
That could go both ways, maybe they didnt own a plantation or have use for a slave. But they still could support it. Or, they could be completely against it, and think its completely wrong and dehumanizing, they could help runaway slaves get to the north.
Answer:
Who: It is believed that the al-Qaeda is responsible for the 911 attacks
Where: New York City; Arlington County
What: On September 11th, 2001 a terroristic attack occurred in which two planes were flown into the World Trade Center Buildings.
Why: The terrorist group al-Qaeda is responsible for the attacks. Their motive was that we had U.S. troops in Saudi Arabia and sanctions against Iraq.
When: September 11, 2001 8:46 – 10:28 a.m. (EDT)
hope this helps xx
Explanation: