Final answer:
The best choice for Mary to make a healthy selection would be the rotisserie chicken.
Step-by-step explanation:
The best choice for Mary to make a healthy selection would be the rotisserie chicken. Rotisserie chicken is a lean protein option that is typically lower in calories and saturated fat compared to other menu items. It is important to choose foods that are grilled, baked, or broiled instead of fried or covered in high-fat sauces.