Option 1: Rice is not rich in iron. Rice is a staple food and while it does contain some iron, the amount is relatively low compared to other food items.

Option 2: Apple is not rich in iron. Apples are a good source of dietary fiber and vitamin C but they do not contain significant amounts of iron.

Option 3: Pulses is a correct answer. Pulses such as lentils, chickpeas, and beans are excellent sources of iron. They are also rich in other nutrients like protein and fiber.

Option 4: Orange is not rich in iron. Oranges are a good source of vitamin C but they do not contain significant amounts of iron.

Therefore, the correct answer is option 3: Pulses. Alert - correct answer should be option 3: Pulses.