The answer is C. Cashew.
Grapes, pineapple, apple, and orange are all fruits. Cashew is a nut.
Grapes are a type of berry that grow in clusters. They are typically green, red, or black in color. Grapes are a popular fruit that is eaten fresh, dried, or used to make wine.
Pineapple is a tropical fruit that is native to South America. It is a large, cone-shaped fruit with a thick, spiky skin. The flesh of the pineapple is yellow and juicy, and it has a sweet and tangy flavor. Pineapple is a popular fruit that is eaten fresh, canned, or used to make juice.
Apple is a pomaceous fruit that is native to Europe and Asia. It is a round or oval fruit with a thin, red, green, or yellow skin. The flesh of the apple is white or cream-colored, and it has a sweet and tart flavor. Apple is a popular fruit that is eaten fresh, baked, or used to make juice, cider, and applesauce.
Orange is a citrus fruit that is native to Asia. It is a round or oval fruit with a thick, orange skin. The flesh of the orange is orange and juicy, and it has a sweet and sour flavor. Orange is a popular fruit that is eaten fresh, juiced, or used to make marmalade and other preserves.
Cashew is a seed that grows in the cashew apple. The cashew apple is a red, yellow, or orange fruit that grows on the cashew tree. The cashew seed is enclosed in a hard shell that is poisonous if eaten raw. The cashew seed must be roasted or boiled to remove the toxins. Cashew nuts are a popular snack food, and they are also used in many dishes, such as curries and stir-fries.