Why did the early Republican Party oppose the Dred Scott decision?
The ruling abolished slavery, which the Republican Party supported.
The ruling made it difficult for Republican candidates to run for president.
The ruling undermined the idea of slave labor and supported free labor.
The ruling undermined the idea of free labor and supported slave labor.

The ruling undermined the idea of free labor and supported slave labor.

Explanation:

The Republican Party went through various changes. The Republican Party was formed to stop slavery from spreading in new territories. The Republican Party was established in the year 1854.

The reason for which the early Republic party opposed the Dred Scott decision because the ruling undetermined the idea of free labor and supported slave labor because it mainly stated that the slaves were not given the  legal permission to appeal for their freedom even though if they were living in free states.  

The ruling undermined the idea of free labor and supported slave labor. just finished test

Explanation:

to provide for the common defense to form a more perfect union to promote the general welfare

6 units. ab and lo are congruent sides, and if ab= 6 units, then lo would be the same.