A Major Problem with Multi-Item Indexes Compared to Single-Item Indexes

A major problem with multi-item indexes compared to single-item indexes is:

A) the difficulty of computing the individual scores.
B) overall status may mask useful associations between individual status dimensions and the consumption process for particular products.
C) there are no major problems as the multi-item index is generally superior to the single-item index.
D) multi-item indexes are not as accurate as single-item indexes in predicting an individual's overall community standing.