The idea that creativity starts from a base of knowledge is represented in the preparation/information gathering stage of the creative performance process.
A creativity is a phenomena in which something valuable and new is formed/introduced. In a way it helps to maintain a balance between knowledge and art. If one is ready/prepared or well versed with its idea of creativity then it will be implemented/portrayed in his/her work.
Preparation and information gathering is crucial as it helps a creative person to collect ample amount of information related to ones theme/topic to which one can prepare by practicing it.
It is so because it's a crucial/important stage where one can implement/apply his/her ideas, feelings/emotions, theories of science, etc., in a creative way to make it relatable for the audience.
To learn more about creativity here
https://brainly.com/question/8121063
#SPJ4