Africa and south sfrica and england although all of these countries have more than one staple, hope this helps?
im guessing its wheat
wheat
Wheat
Staple crops are the most common foods in people's diets. They vary from region to region, often depending on the weather, type of soil and topography. Staple crops are typically either starchy root vegetables that can be stored for long periods, or cereal grains.
Wheat.
wheat
Some of the crop staple food in Pakistan is wheat, rice, corn, and a lot more.
On average, a person consumes around 77 kg of wheat per year worldwide. The consumption can vary based on regional dietary habits and cultural preferences. Wheat is a staple food for many countries around the world and is a key source of nutrition for a large portion of the global population.
Rice and fish were staple foods of the Indus Valley civilization.
staple crops,wheat
wheat barley and oats
The staple crops werepeaches, corn,carrots, peas, turnips, onions, tobacco, and wheat