Why did delegates gouverneur morris of pennsylvania and john rutledge of south carolina favor a strong central government?

Gouverneur Morris of Pennsylvania and John Rutledge of South Carolina were known to be supporter of strong central government. They believe that states would be ineffective in governing when they are left alone. They want the national government to have absolute control. 

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b