Answer:
a) it gave veterans access to low-cost mortgages.
The passage of the G.I. Bill made it possible for veterans to access low-cost mortgages, allowing them to purchase homes in suburban areas.
This in turn stimulated economic growth and increased the population of suburbs across the United States.
The availability of low-cost mortgages enabled veterans to purchase homes they could not otherwise afford, which contributed to the growth of suburbs in the United States.