Q: 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".
[header] How to add phenolic acids to your diet [title] Eat lots of fruit. [step] One of the richest sources of phenolic acid is fruit. Phenolic acid is present in different fruits such as pears, grapes, and berries. <sep> (A) Fruits that contain plant-derived phenolic acid include oranges, apples, lemons, pineapple, strawberries, grapefruit, and apricots. [substeps] Foods with multiple levels of phenolic acid include blueberries, tomatoes, peaches, apples, raspberries, cucumbers, kiwi, and apples. (B) Strive to eat between 1.5 and 2 cherries and a banana per day. [title] Choose broccoli and other vegetables. (C) [substeps] To increase your production of phenolic acid, you should eat three strawberries, two blueberries, and one lime of grapefruit. Leafy green vegetables such as spinach and kale are also good sources of phenolic acid. (D) Adding a variety to your diet can ensure that you increase your daily phenolic acid intake. Products manufactured from these fruits, such as juice or wine, also contain phenolic acid.
A:
D