Which food has less impact on blood sugar?

CRANBERRY CHICKEN SALAD (FULLY COOKED CHICKEN (WHITE MEAT CHICKEN, WATER, MODIFIED FOOD STARCH, SALT, SODIUM PHOSPHATE, SOY PROTEIN ISOLATE), REDUCED FAT MAYONNAISE (WATER, SOYBEAN OIL, VINEGAR, MODIFIED FOOD STARCH, EGG YOLKS, CONTAINS LESS THAN 2% OF SALT EGGS, NATURAL FLAVOR, MUSTARD FLOUR, POTASSIUM SORBATE AND CALCIUM DISODIUM EDTA (AS PRESERVATIVES), PHOSPHORIC ACID, OLEORESIN PAPRIKA INGREDIENT NOT NORMALLY FOUND IN MAYONNAISE). CELERY, DRIED CRANBERRIES (CRANBERRIES, SUGAR SUNFLOWER OIL), WATER, PANKO BREAD CRUMBS (BLEACHED WHEAT FLOUR, YEAST, SUGAR SALT), LEMON PEPPER (SALT, BLACK PEPPER, CITRIC ACID, ONION, SUGAR, GARLIC, CALCIUM STEARATE, SILICON DIOXIDE, AND CALCIUM SILICATE (ADDED TO MAKE FREE FLOWING), CELERY SEED, LEMON OIL, AND FD&C YELLOW 5 LAKE), DRIED TARRAGON). WHOLE WHEAT BREAD (WATER, WHOLE WHEAT FLOUR, ALL PURPOSE FLOUR (WHEAT FLOUR ENRICHED [WHEAT FLOUR, NIACIN, REDUCED (RON, THIAMINE MONONITRATE, RIBOFLAVIN, FLOIC ACID, SUGAR, HONEY, BUTTER (PASTEURIZED CREAM, NATURAL FLAVORINGS), EXTENDED SHELF LIFE (WHEAT FLOUR, MONOGLYCERIDES, GUAR GUM, CORN SYRUP SOLIDS, CONTAINS 2% OR LESS SILICOON DIOXIDE (FLOW AID), SOYBEAN OIL, ENZYMES, CALICIUM SULFATE, SALT), CANOLA OIL, MOLASSES, VITAL WHEAT GLUTEN (WHEAT GLUTEN), SALT, YEAST [YEAST, SORBITAN MONOSTEARATE, ASCORBIC ACID]), GREEN LEAF LETTUCE.,