Explanation:

- Option 1: Dates

- Dates are rich in natural sugars, fiber, and essential minerals.

- They contain minimal vitamin C compared to other fruits.

- Option 2: Wheat

- Wheat is primarily a source of carbohydrates and proteins.

- It has very low to negligible vitamin C content.

- Option 3: Guava

- Guava is a tropical fruit known for its high vitamin C content.

- It often contains more vitamin C than many other fruits, making it an excellent source.

- Option 4: Peanut

- Peanuts are a good source of protein and healthy fats.

- They have little to no vitamin C.

- Correct Answer: Option 3 - Guava

- Out of the given options, guava contains the highest amount of vitamin C.