The correct answer is A. luxuries
There are two categories, needs and wants. Needs are essential items that we need to survive. Wants are things that we want and are often called luxuries. You don't need them to live but you want to have them and it's useful sometimes to have them.
Observational learning? (it also depends on what you're learning)
Well, I believe it to be true. As dirt roads, when they are wet tend to be harder to traverse. It largely depends on the context of the question, however
They might start a riot or they just wont care