Which kind of diet prevent cancer?

a. a diet high in protein and low in carbohydrates

b. a diet high in calcium and low in sugar

c. a diet high in fibers and low in saturated fats

Diets high in non-starchy vegetables, such as broccoli, spinach, and beans, may help protect against stomach and esophageal cancer. Eating oranges, berries, peas, bell peppers, dark leafy greens and other foods high in vitamin C may also protect against esophageal cancer.