I need help if I am right "Class" in the context of economics means: a. A group of people who share the same position in society based on their parents' position in society. b. A group of people who share a common position in the society with respect to the respect they receive from other classes. c. A group of people who share a common position in the economy with respect to the production and control of the surplus product. d. A group of people who share a common position in an educational setting with respect to the production and dissemination of knowledge.