Which Statement Regarding Battery-Powered Electric Cars Is Not Correct? Currently

Which statement regarding battery-powered electric cars is not correct? Currently battery-powered electric cars __________.

A) are more efficient than internal combustion engines.
B) have a limited range due to battery capacity.
C) use energy produced primarily by the combustion of coal and natural gas.
D) show promise in shifting the energy needs of our transportation system from petroleum to nuclear and solar sources.
E) do not contribute to pollution of the atmosphere by producing carbon dioxide, nitrogen oxides, and other gases.