You will be given a definition of a task first, then some input of the task.
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 make zucchini walnut bread [title] Preheat the oven to 350 f (177 c). [step] As the oven preheats, prepare loaf pans and gather the ingredients listed above. [title] Prepare the zucchini. <sep> (A) [step] Peel, cut into inch cubes, and slice lengthwise, leaving 1-inch cubes. Place the cubes in a 3 liter loaf pan and pour in a cup of buttermilk. (B) [step] Cut the flesh off the half of the tree or pear with the lengthwise cut. Each side should be cut into the proper length and width. (C) [step] Use a pestle to grind the dirt into a coarse crumbly mixture. You do not need to mash it yet. (D) [step] Grate the zucchini using the side of the grater with the largest holes. Make sure both ends of the zucchini are chopped off before grating.
Output:
D