The Following Statement Best Describes the Sample Used in Which

Multiple Choice

The following statement best describes the sample used in which type of descriptive design? "We will use a carefully selected sample, selection being based on household size, income level, and television viewing patterns. We must also______________be concerned with the stability of the sample elements, in order to ensure repeated availability for measurement."

A) Advertising evaluation design
B) Longitudinal design
C) Viewership pattern design
D) Latitudinal design
E) Cross-sectional design