400
Personal shoppers observe that the thoughtful consumer (buys fewer cheaply made articles of clothing than does the impulsive individual.)
A. buys fewer cheaply made articles of clothing than does the impulsive individual
B. buys fewer cheaply made articles of clothing than individuals shopping impulsively
C. buying fewer cheaply made articles of clothing than does the impulsive individual
D. buy fewer cheaply made articles of clothing than the impulsive individual do
E. in contrast to impulsive individuals, buy fewer cheaply made articles of clothing
A (correct verb conjugation, parallelism/singular-plural agreement)