On what day of the week will the magazine arrive

A．It's not good to buy the product which is sold in a glass or dish.
B．The quality of a container has nothing to do with the quality of the product.
C．The best choice for a buyer is to buy a product in a plain package.
D．A buyer should buy what he needs most rather than a well-designed package.

A．How to Package a Product.
B．How to Make an Advertisement.
C．How to Sell Product.
D．How to Attract More Buyers.