The three top most major crops of the world in terms of major staple food are?
A ) Maize >Rice >Wheat
B ) Rice >Wheat >Maize
C) Wheat >Maize >Rice
D) Rice >Maize >Wheat

Hint: Food provides nutrition and is the main source of energy which is essential for growth and maintenance. Components of food are proteins daily and are derived from plant and animal products.

Complete answer: Staple food is the food that is eaten daily and constitutes a major portion of the diet. Staple food provides macronutrients such as carbohydrates, proteins, fats, minerals and vitamins needed for growth and development. Staple food can also be stored for a long period of time. Staples are derived from vegetable or animal products and the most common staples are cereals (such as wheat, rice, maize, sorghum, millet), tubers (such as potatoes, sweet potato), legumes (lentils and beans), and staples derived from animal products are milk, cheese, eggs, etc.
According to the reports, Maize is produced the largest with the world’s population of about 873 million tonnes and the largest producing country in the United States. Second is rice with the world’s production of about 738 million tonnes followed by wheat with 671 million tons as the world’s production
Hence, option A-Maize >Rice > Wheat is correct.

Note: Best common staple foods rice maize and wheat. Maize is the cereal with the largest production in the world followed by rice and wheat. Other staple foods are tubers, legumes, eggs, milk, and cheese. These staple food are consumed daily and constitute a major portion of the diet.