In 1846, most americans supported a war with mexico hoping that it would settle boundary disputes and increase the united states’ territory. why didn’t american abolitionists support the mexican-american war?
a. a mexican win would force every american state to adopt slavery.
b. they did not want slavery to extend to new areas of the united states.
c. they did not want slaves to be drafted into the military.
d. abolitionist groups would weaken if too many of their members went away to war.

B. They did not want slavery to extend to new areas of the United States.

Explanation:

The abolitionists didn't want to support the Mexican-American War because they did not want another slave state, in this case, Texas. War was always supported by both sides.

They thought in another slave state like political instability in the United States, but they thought that there were more benefits about the war, and Texas was become in the 28° state of the United States and also in another state slave.

lincoln declared that slavery should not be allowed to spread into the new states, and of course this angered the south at the time.

a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."