Occupational safety and health act was signed December 29 1970.
Some northerners made money from southern cotton
and some owned slaves
Desire of the railroad companies to build rail lines on a deal of new land that open up to whether it was for the "free" or "slaves" .
Is there answer choices or what or do I explain in own words
Answer:
The Constitution provides that an amendment may be proposed either by the Congress with a two-thirds majority vote in both the House of Representatives and the Senate or by a constitutional convention called for by two-thirds of the State legislatures.
Explanation: