The Commerce Department reported that the nation's economy grew at a brisk annual pace of 3.7 percent in the second quarter, but that while businesses were expanding their production, unsold goods piled up on store shelves as consumer spending is slowed sharply.

A、unsold goods piled up on store shelves as consumer spending is slowed sharply
B、unsold goods were piling up on store shelves as consumer spending slowed sharply
C、unsold goods had piled up on store shelves with a sharp slowing of consumer spending
D、consumer spending was slowing sharply, with the piling up of unsold goods on store shelves
E、consumer spending has slowed sharply, with unsold goods piling up on store shelves

答案：B

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