The right answer is most likely to be 2). The rest are assumptions that cannot be made due to a lack of supporting evidence, or just simply not mentioned.
Why did you choose this job?
This is to reduce the conflict over slavery. Missouri sought
to become state and the government wanted to choose if it would be a free or
slave state; the government anxious about the same picture in the Senate. The
compromise of 1850 was made to please Southerners, Clay suggested that law
that would help them arrest fugitive slaves; finally clay suggested that
popular sovereignty would control the issue of slavery in the Utah and New
Mexico lands.
