This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to order low calorie coffee drinks at starbucks 
Go with plain brewed coffee. 
Coffee isn't just delicious; it's also one of the healthiest drinks in the world apart from water. It is nearly calorie-free and filled with antioxidants, flavonoids, and other nutrients.

Options are: [I] Simple drink coffees can be crushed or delivered to you over the counter. A feature of coffee is espresso, which is a stimulant that keeps you hydrated during the rest of the day.. [II] The thing is, we tend to add all sorts of extras that inflate coffee's calorie count and turn it into a nutritional pitfall. Plain coffee has almost no calories.. [III] You can easily indulge in this from starbucks without purchasing a single course of coffee. Use a favorite drink for your barista to help with the nutrition content and carry a better chance of staying healthy.. [IV] Without these beneficial nutrients, your drink won't taste like coffee at all. Studies have shown that when we sip our coffee it slows our metabolism..
The answer is:
[II]