The correct answer is A. Curiculum.
The correct spelling is curriculum.
A curriculum is a set of courses or subjects that are taught in a school or university. It is also used to refer to the content of a particular course or subject.
A museum is a building or institution where objects of historical, scientific, artistic, or cultural interest are stored and exhibited.
An emporium is a large store that sells a wide variety of goods.
A medium is a substance through which something is transmitted or carried. It can also refer to a person who is able to communicate with spirits or the dead.