How Does Advertising Affect the Value of a Product

How does advertising affect the value of a product?

A) Advertising cannot add value to a product if the advertising is needed to educate consumers about a new product use.
B) By monopolizing a product, advertising eliminates competition, which also serves consumer's self-interest.
C) By simply making the product better known, advertising can make the product more desirable to the consumer.
D) Advertising always gives added value to generic brands.
E) Advertising has no effect on the value of a brand or product.