The correct answer is:
- OD. peanuts.
George Washington Carver suggested alternative crops to cotton, and one of his main recommendations was peanuts. He believed that peanuts could improve the soil quality and provide farmers with a profitable alternative to cotton. Carver promoted the cultivation of peanuts because they are nitrogen-fixing plants that help restore nutrients to the soil. Additionally, peanuts have various uses, such as being a source of protein, oil, and other products, making them a versatile and beneficial crop for farmers. Carver's work with peanuts played a significant role in agricultural innovation and sustainability.