You didn't provide us with any possible statements? In general it can be said that Terrell is most likely obese as a BMI of around 30 is already enough to be considered to be obese. Moreover, having a BMI of around 30 tells us that the person is subjecting himself to many possible negative consequences due to his lifestyle.
Clam chowder (most chowders, actually) usually contain flour as a soup thickener so no, it's not gluten-free. It is possible to make a gluten-free dish but it'll be thinner. Depends if the resturant will do that or not.
Carbohydrates give you fast energy
Carbohydrates mainly produce one purpose, which is making energy, Vitamins are for normal bodily functions.
Carbohydrates are also a macro-nutrient, vitamins are micro-nutrients, you don't need as many of them, but you do still need them.
Carbohydrates are for anabolic metabolism, vitamins are catabolic metabolism.