What was a Northern objection to the Kansas-Nebraska Act? A. It forced slave owners who traveled to those areas to free their
slaves.
B. It said that those two areas would have to allow slavery.
C. It forced Northerners to help return slaves who had escaped to
freedom.
D. It made it possible for slavery to be allowed in more areas.

D.) It made it possible for slavery to be allowed in more areas.

Explanation: The Kansas-Nebraska Act allowed the states to choose whether or not they want to become free or slave states. After the Missouri Compromise was repealed by the Kansas-Nebraska act, Northerners were angry that the states were allowed popular sovereignty.

1.) irish.

2.) settlers could obtain cheap land nearby

3.) steam engine

explanation:

the outcome of 1970 oil crisis in united states was that, they began to search ways on how to reduce oil.

in 1970 was a period when there were energy and oil crisis. those who were major centers for industrialization were forced to keep way from supplying of petroleum.

some of the result of this crisis was economic growth became stagnant because prices of oil surged.

due to the increased prices some countries like mexico and norway benefited.