If you are a jelly doughnut for breakfast the majority of the energy would come from the in the doughnut because it?

If you are a jelly doughnut for breakfast, the majority of the energy would come from the carbohydrates in the doughnut because they provide a quick source of energy. The sugars and starches in the doughnut are metabolized rapidly, offering a fast energy boost. Additionally, the fats present in the doughnut contribute to its caloric content, but carbohydrates are the primary energy source.