Question

1. what is a medium?

the information used to create a work of art
the resources used to create a work of art
the means or method used to create a work of art
the inspiration used to create a work of art

Explanation:

In art, a medium refers to the means or method used to create a work of art. For example, painting can have mediums like oil, watercolor, etc. It's about the technique or material - based approach (not just information, resources, or inspiration) to bring the art piece into existence.

Answer:

the means or method used to create a work of art