Write the next sentence in the following story.

How to bargain shop 
Familiarize yourself with retail prices. 
If you want to be able to find bargains, you should be able to recognize a good deal. Therefore, before you go out shopping for an item, spend some time learning the usual retail prices.

Select from the following.
 a). Search the listings that are available on the internet and visit sections such as the yellow pages, craigslist, ebay and other retail stores. Keep a journal or use the internet to write down everything you have searched, as well as your reason for reselling.;
 b). Record your current prices so that you can use them to your advantage. Here are some simple items that might be helpful to you : Used clothing used furniture insoles printer paper silver fishing line bottled water purchased used sodas discounts Read trade publications and news sources.;
 c). You can easily use the internet to do some research before going out shopping. For example, if you're looking for a coffee table for your living room, browse furniture store websites for products with the size and design you want.;
 d). Here's a general guideline : A good deal in ice cream costs one portion of the sales price. A great deal in groceries costs one ounce of the sale price.;. The answer should be
c).