Definition: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Input: [header] How to enjoy a blackberry [title] Shop for blackberries. [step] Believe it or not, there are plenty of different ways to obtain blackberries. Some people prefer to go to their local grocery store, while others prefer picking them straight off the bush. <sep> (A) Start off with out-of-season berries, to avoid spending an exorbitant amount of money. One study found that local farmers charged around 250 euros per day by selecting fresh and ripe berries. (B) But here are some ideas : [substeps] If your house is off the beaten path, getting raspberries out of the way is the first step to enjoying a blackberry dessert. There are raspberries ready to go, in the biggest bunch. (C) [substeps] Some people can tell a taste between organic and non-organic blackberries, organic fruits can offer added health benefits. Non-organic blackberries use pesticides to keep the bugs away, and preservatives to prevent mold from growing. (D) Until you gain experience at picking blackberries, you might want to make certain choices. A good rule of thumb is that you should buy as many as possible, but it can be easily simplified if you buy enough to start with.
Output:
C