Sentences 1 and How can you reduce fuel consumption?

— Exhibit C

— Exhibit -

Sentences 1 and How can you reduce fuel consumption? The cost of gasoline is rising.

The most effective combination of sentences 1 and 2 would include which group of words?
A . consumption, the cost
B . consumption, when
C . consumption.The cost
D . consumption.Because
E . consumption when

Answer: E