Read the following text.

main idea: wind power is becoming an increasingly popular source of renewable energy in the united states.
which of the following details is least supportive of the main idea?

a. in recent years, the united states acquired about 1 percent of its electricity from wind power.

b. other countries are also using wind power as a source of energy.

c. utility companies in texas, california, iowa, and washington are already harnessing the power of the wind to create electricity.

d. utility companies are creating wind farms that use turbines to convert wind into usable energy..