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>
In general, the effects of trusts and monopolies on American business have been positive, in that they have created an environment in which they can thrive. This means, however, that they have been mostly negative for consumers, because competition is reduced.
C.Northern capitalists and industrialists came to dominate on the national scene, taking power away from the former southern slaveholder.