Final answer:
If someone consumes a diet comprised mostly of processed, fast, deep-fried and convenience foods, they should be concerned about getting an adequate amount of Vitamin A. Vitamin A is important for maintaining normal vision and the development of the immune system.
Step-by-step explanation:
If someone consumes a diet comprised mostly of processed, fast, deep-fried and convenience foods, they should be concerned about getting an adequate amount of Vitamin A. Vitamin A is important for maintaining normal vision and the development of the immune system. Processed and fast foods are generally low in this vitamin. To ensure they are getting enough Vitamin A, individuals should seek other sources of this nutrient in their diet, such as fresh fruits and vegetables.