Analyze the following statements and indicate which one best describes the difference between the population and the sample.

A) The sample is all members of a specified group while the population is the part of a sample used to describe the whole group.

B) The population is all members of a formal organization while the sample is the members of the organization who volunteer to participate in the study.

C) The population is all members of a specified group while the sample is the part of a population used to describe the whole group.

D) In statistics, the terms population and sample are synonymous with one another and can be used interchangeably.