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 calculate how many calories you need to eat to lose weight [title] Calculate your basal metabolic rate (bmr). [step] Your bmr will tell you how many calories your body needs to function properly if you spent the entire day doing absolutely nothing. This is also known as your metabolic rate or metabolism. <sep> (A) You can calculate what percentage you lose on a regular basis using " bmr, " the body weight in pounds. [substeps] Bmr refers to the number of times a part of your body does some exercise and metabolism. (B) [substeps] Your body burns calories just to fulfill life-sustaining processes like breathing, digesting food, repairing and growing tissue and circulating blood. You will use the results from the bmr equation to find out how many calories you need to either lose weight or maintain your weight. (C) Bmr will come in a variety of forms. [substeps] Men should weigh between 200 and 875 bpa, while women should weigh between 450 and 675 bpa. (D) [substeps] The bmr can also be written down on a notepad or a spreadsheet, and it can be worked out by taking this little step and then dividing it by 5. As we said we need to eat between 10 , 000 and 1.25.
Solution:
B