Consuming with nonheme iron can improve its bioavailability.

•an orange
•a cup of milk
•a cup of tea
•All of these are correct.

An orange

Explanation:

If somebody is consuming nonheme iron with orange it can enhance iron absorption because orange is having vitamin C in it. Vitamin C is enhancing iron absorption and it makes iron easily absorbed in the body,

Foods that have vitamin C are including citrus fruit( orange, lemon), dark green vegetables, melons, bell peppers, and more.

A cup of milk or tea cannot improve its bioavailability.