Explanation:
This question is asking about the number of people a recipe is intended for. The verb 'serve' is used in the context of providing food for a specific number of people.
- Prepare means to make (food, a meal, etc.) ready for cooking or eating.
- Serve means to provide or offer (food, drink, or the like) to someone. In the context of recipes, it indicates how many portions the recipe yields.
- Need means require (something) because it is essential or very useful; have to have.
Answer:
B serve