Answer:
i think it was the spanish
Fugitive Slave Act increased tensions because all escaped slaves must be returned to their masters and citizens of free states had to cooperate in this law. Citizens of North states, slaves and a<span>bolitionists </span>were unsatisfied with this act because slavery was still common in South states.
Lets eliminate
A. organ transplant:
this was debated maybe 200 years ago (give or tak) and is no longer an issue
B. genetic engineerign
this is kind of debated becuase some scientists are trying to make life and that has to do with ethics because they would be playing god
C. space exploration
not debatable
D. prosthetics
we already have this and tis i not debatable
answer is B
The general basis for forming the Republican Party was "<span>C. uniting several Northern antislavery coalitions," since the Republicans broke away from the Whig Party for this purpose. </span>