PT 6 S3 Q14

When the economy is in a recession, overall demand for goods and services ... ...

The reasoning in which one of the following most closely parallels the reasoning in the argument above?
(A) If the restaurant is full, the parking lot will be full, and if the parking lot is full, the restaurant is full, so if the parking lot is not full, the restaurant is not full.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Practice Set: "Parallel Structure" Questions, Set 1