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 make a cauliflower and broccoli tart [title] Preheat the oven to 190 c (375 ). [title] Sift the flour and salt together into a bowl. [step] You need to hold the sieve about 15 cm (6 inches) from the bowl to allow the flour to become aerated. <sep> (A) [title] Roll a square paper towel around your work surface. [step] This will prevent food from getting into the sieve, which will absorb into the flour. (B) [substeps] Add as much flour as you need to three times. [title] Add the water into the flour and salt mixture. (C) [title] Add the peas, dried potatoes and vegetable stock into the flour mixture. [step] Break the peas in half and remove the outer shell, the headstock, and water. (D) Don't hold the sieve too high as you'll lose a fair bit of flour and make a mess. [title] Add the paprika and thyme to the flour and mix lightly using either your hands or a whisk.
Output:
D