Final answer:
Vegetables and fruits should be introduced to infants around 6 months of age to provide essential nutrients and promote healthy eating habits.
Step-by-step explanation:
According to the American Academy of Pediatrics (AAP), vegetables and fruits should be introduced to infants around 6 months of age. At this stage, infants are typically able to sit up with support and have good head control, which allows them to start exploring solid foods. It is important to introduce a variety of different vegetables and fruits to provide essential nutrients, promote healthy eating habits, and expand their taste preferences.