A．Because Americans are tired of their traditional food.
B．Because many international organizations are located there.
C．Because America is a country full of immigrants.
D．Because America often holds international food festivals.

A．Fuel cannot be transported to the northeastern states.
B．There are too few houses in the northeast.
C．People in the northeast are inexperienced in dealing with snow.
D．Cold weather in the northeast has increased the demand for fuel.