Teacher: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".
Teacher: Now, understand the problem? Solve this instance: [header] How to burn 20 pounds fast [title] Control your intake. [step] One of the primary keys to losing weight quickly is to control what you eat. Decreasing your intake either by controlling portion sizes or counting calories works well for quick weight loss. <sep> (A) Stick to the same portion sizes you always consume each week, and eat at least 6 to 8 servings a day, including snack foods like fruit, nuts, and yogurt. [substeps] By limiting your portions, and making changes so they match your weight loss goals, you'll be able to lose a lot less weight overall. (B) Most people need about eight or nine calories per day. If you are worried about losing weight, reducing your food intake or smaller portions to reduce your weight in order to exercise and maintain endurance will help you lose about 2% of your body weight. (C) [substeps] Portion control is sometimes the only thing you can control. If you're eating out or subjected to meals controlled by someone else, portions are the one thing you can control every time. (D) [substeps] Eat 25 or more meals throughout the day. Keep a food journal and a food journal journal to keep track of your meals and snacks.
Student:
C