The correct answer to number 1 is New Englanders.
Out of all the options listed, the only people who had the ability to vote were white adult males. This shows that the other 3 choices are incorrect. Along with this, the New Englanders went to tamper with the voting in hopes of making Kansas a free state. This would give free states more political power in the US Congress.
The correct answer to number two is False.
The Kansas-Nebraska Act actually caused more problems than it solved, as violence broke out between people for slavery and people against slavery. This era of fighting in the Kansas territory became known as "Bleeding Kansas."