The food groups are arranged on the pyramid according to the number of servings required from each to construct a healthy diet. For example, the largest number of servings each day should come from the bottom level, the bread or grain group.
Has no relevant concern to psychology, I believe is your answer.
The correct answer is D, Farmer's market
There are many human relations skills which can help you to more willingly take on a challenging subject. Greater self-confidence is one of those for example.
Being more self-confident enables you to trust more in yourself and therefore to also think you can succeed better with more challenging topics in comparion to the scenario where you don't really think highly about yourself.