[Solved] ________ is the variation between the true mean value in the population of the variable of interest and the observed mean value obtained in the marketing research project. A)Measurement error B)Recording error C)Total error D)Cheating error Essentialism: A belief that certain phenomena or categories have an inherent and unchangeable essence or nature. Social Constructionism: An approach that suggests societal phenomena are constructed through human interaction and are not natural occurrences. Sociological Research: The process of conducting studies and investigations to understand social phenomena, patterns, and the dynamics of human behavior within societies. Pornified: Refers to the influence of pornography on mainstream culture, making sexual content more prevalent and accepted.