When People Are Suffering from Head Colds, They Often Cannot

When people are suffering from head colds, they often cannot smell food as well because

A) the sense of taste is impaired as well.
B) the sense of smell and taste are intertwined centrally.
C) the sense of smell and taste are intertwined peripherally.
D) only the taste rather than their corresponding odors are being detected.
E) the cortical areas for detecting taste and smell are the same.