9. which is the best description of the historical impact of james k. polk's presidency?
a polk's economic and domestic policies were a direct cause of the outbreak of the civil war.
b. polk's presidency was known for improved conditions for american factory workers and immigrants.
c. polk's administration was notable for territorial expansion, including the oregon territory and the mexican cession.
d. polk's administration was best known for its abolitionist policies and reducing the conflict between north and south

One day as your professor is driving to work, another driver runs through a red light and hits his car. the professor is shaken up but survives the accident. however, the next time he starts to enter the intersection,he becomes nervous and fearful. soon,he starts going to work via another route to avoid the intersection even though this route adds twenty minutes to his commute in each direction. according to the principles of classical conditioning, why does the professor become scared of the previously harmless intersection? what can he do about this, as going via other route is very time consuming? be specific. break down the situation into its parts and show how the principles of learning apply.

How did southern slaveholders attempt to convince people in the north to support slavery?

Enlightenment thinkers most contributed to the development of whichpolitical idea? a. religious leaders should play the largest role in establishing asociety's laws.b. democratic governments have the responsibility to protect humanrights.c. criminals must be punished harshly if a society is to maintainorder.d. written constitutions place unnecessary restrictions ongovernments' powers.