Based on the current Subway menu (https://www.subway.com/en-us/-/media/northamerica/usa/nutrition/nutritiondocuments/2026/us_nutrition_en_1-2026.pdf), and from a nutrition expert’s perspective which salad options best align with the latest U.S. Dietary Guidelines for healthy eating? Please consider factors such as calorie density, protein quality, added sugars, sodium levels, and overall nutrient balance. Additionally, what modifications or ingredient choices would you recommend to make a Subway salad more nutritionally balanced and suitable for long-term health?