Detailed Instructions: 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". 
Problem:[header] How to make vegetable broth [title] Wash and chop the vegetables. [step] Rinse the carrots and celery under running water, and use your finger to scrub away visible dirt. Pat the vegetables dry with a clean towel. <sep> (A) Chop up the peas, too, if you're using your fingers. [substeps] Salt and pepper the vegetables in place, and chill them overnight. (B) [title] Season with salt and pepper to taste, if desired. [step] Salt and pepper will help to flavor the liquid and act as a lather. (C) Transfer the vegetables to a cutting board, and use a sharp knife to cut them into 1-inch (2.5-cm) chunks. [substeps] You can use any vegetables you like to make this broth, including tomatoes, mushrooms, parsnips, leeks, and green onions. (D) [substeps] You can wash the vegetables in an dishwasher, but you can also run the vegetables under cool running water. Bacteria, especially the cells in the vegetables, can infect the broth or cause bacterial mumps.
Solution:
C