Answer:
Soft serve ice cream
Step-by-step explanation:
1g fat = 9 calories
take the fat numbers for each option and multiple by 9 and see who gives you 101
vanilla ice cream = 11.2 x 9 = 100.8 rounded to 101
frozen yogurt = 4 x 9 = 36
French fries = 24.7 x 9 = 222.3
pretzels = 1 x 9 = 9