Between July. $2008$ and January $2009,$ U$.$S$.$ gasoline prices fell from

Multiple Choice

$$6\mathrm{.}50$ per gallon to $$5\mathrm{.}00$ per gallon.

$$3\mathrm{.}20$ per gallon to $$1\mathrm{.}65$ per gallon.

$$4\mathrm{.}00$ per gallon to $$2\mathrm{.}00$ per gallon.

$$4\mathrm{.}00$ per gallon to $$1\mathrm{.}30$ per gallon.