Please help me!! i have been stuck on this for 15 minutes! options in the dropdown boxes:
a.) leads to the formation of underwater ridges or mountains.
b.) causes plates to grind together, which results in earthquakes.
c.) leads to the formation of ocean trenches and mountain ranges.

Explain how you think a president can have an impact on reform and progressivism. use examples of what roosevelt, taft, and wilson did. pls , i'm being timed. so much < 3

About 300 billion dollars in taxes is lost in the united states alone due to an underground economy, which involves paying individuals cash rather than having them on the official payroll. a. true b. false

In what ways did the compromise of 1850 and the kansas-nebraska act of 1854 differ from the missouri compromise? both compromises used the established 36°30′ parallel to determine if territories would become free or slave states. both compromises used the mason-dixon line to determine if the territories would become free or slave states. both compromises let territories use popular sovereignty to determine if they would become free or slave states. both compromises only granted congress the power to determine if territories would become free or slave states.