Asculpture that projects from or is carved into a flat surface. when the sculptural form is at least half round or more, it is called high ; when it is less, it is called a low or bas (same word)

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?