The Virginia Plan supported the idea of representation based on population. unicameral legislation. equal representation of states. multi-cameral representation.

population

Explanation:

The Virginia Plan was proposed to build a bicameral legislature that would help in creating the foundation in the U.S. It was drafted by James Madison. The Plan presented the idea that the representation of the states would be based on the size of the population. The establishment of the bicameral legislature was proposed and the population of the state would determine the number of legislators. This plan was inclined to benefit states with higher populations. The entire plan's proposal was not accepted but some of them were adopted in the Great Compromise of 1787.