In categorizing cultural differences, "universalism" refers to: Select one: a. Cultures which believe in the fundamental goodness of all individuals. b. The theory that all cultures share a core set of fundamental values. c. The belief that universal rules should be applied wherever possible, rather than treating individuals on a case-by-case basis. d. The belief that Western values such as individualism are universal, requiring each person to be treated on a case-by-case basis, rather than applying blanket norms to all people without context