What are the similarities between buns, pizza, and taco?
They are all traditional foods of various peoples. Many peoples have invented similar food in history. It contains the three major nutrients necessary for human beings, carbohydrates, protein and fat, and can be prepared and eaten relatively quickly. This was crucial to the workers and farmers in ancient times.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: What are the similarities between buns, pizza, and taco?
### Input: 
### Response: They are all traditional foods of various peoples. Many peoples have invented similar food in history. It contains the three major nutrients necessary for human beings, carbohydrates, protein and fat, and can be prepared and eaten relatively quickly. This was crucial to the workers and farmers in ancient times.