Why was the dream ballet in oklahoma! an important development in musical theater?

The art of the monogamy period was characterized by style

Iconography refers to meaning of the symbols and images in art. iconology is the study of imagery in terms of broader cultural and artistic content in art.

In this unit, it is mentioned that in order to enter into the field of photography, most jobs require at least a high school degree. since there is a possibility you can attain one of these jobs with just finishing high school, why do some people get an associates or bachelor’s degree?