Question

which of the following is not a mineral?
iron
potassium
riboflavin
calcium
14 multiple choice 1 point
which of the following is not an example of how models accomplish their look?
computer airbrushing, which can change their height, breast size or scars
using a full - time personal fitness trainer
using a make - up artist or hairstylist
all of the above are examples of how models accomplish their look
15 multiple choice 1 point
which of the groups from the food plate provides the best source of carbohydrates?
protein

Explanation:

1. Minerals are inorganic substances. Iron, potassium, and calcium are minerals. Riboflavin is a vitamin (vitamin B2), not a mineral.
2. Computer airbrushing can enhance or change physical features, a personal fitness trainer helps with body shape, and a make - up artist or hairstylist helps with appearance. All contribute to a model's look.

Answer:

1. C. Riboflavin
2. D. All of the above are examples of how models accomplish their look
3. (Options are incomplete for this question, but if we assume standard food - plate groups, grains are a major source of carbohydrates. Since no full options are given, we can't provide a full - fledged answer for this one based on the info provided.)