In Terms of Supplementary Media,how Does an Advertising Specialty Differ

In terms of supplementary media,how does an advertising specialty differ from a premium?

A) Premiums are typically more valuable than an advertising specialty and usually bears no advertising message.
B) Unlike in advertisements, content is most important in premiums.
C) Advertising specialties are typically more expensive than premiums.
D) To get an advertising specialty, recipients must buy a product, send in a coupon, witness a demonstration, or perform some other action advantageous to the advertiser; whereas an advertising specialty is always given free as a goodwill item.
E) Advertising specialties are promotional items whereas premiums are not.