A study of supply and demand conditions in the market for orange juice lies primarily within the realm of microeconomics.
Step-by-step explanation:
Micro economics is the field of study that deals with the choices that are made by individuals. It deals with study of how the decisions are made by individuals, household and companies regarding the utilization of resources. It always deals with the markets that are associated with the good and services and also with the economic issues associated with individuals.
Adam Smith is the father of micro economics. In the examples given, A study of supply and demand conditions in the market for orange juice is an example of the micro economics. This is because, it deals with the supply and demand conditions in the market of the orange juice that are consumed by individuals.