The source of water for the great lakes was which played a major role in forming the lakes during earth's recent geologic past.

an ice sheet

Explanation:

during the ice age there was a great ice wall that melted, and formed the great lakes

Melting Glaciers

Explanation:

Answer to Study Island Question.

one of the major compromises in the constitutional convention was between the small states and big states. the small states wanted each state to have the same number of representatives in congress. the big states wanted representation based on population.