【单选题】Packaging It is said that the public and Congressional concern about deceptive packaging rumpus started because Senator Hart discovered that the boxes of cereals consumed by him, Mrs. Hart, and their ...
A.
this entails an increase in the cost of packaging
B.
they have to pay for the cost of changing package sizes
C.
the unit price for a product often rises as a result
D.
they hate to see any changes in things they are familiar with