At the end of the first paragraph, the writer includes a parenthetical remark about the 7-second mini-commercials currently seen in Japan and Europe. The writer most likely includes this information to help readers understand that ______.
A.
the United States has fallen behind its Japanese and European competitors in some important areas of development
B.
television commercials seen in the United States may well become even shorter than they are at present
C.
television commercials in other parts of the world use even more advanced technology than that used in the United States
D.
the quality of a television commercial is net necessarily related to its length