Susan Would Like to Conduct a Survey of Homeowners in the Meadowbrook

Multiple Choice

Susan would like to conduct a survey of homeowners in the Meadowbrook neighborhood to get their opinions on proposed road modifications in the area. Which of the following is an example of a cluster sample?

A) Susan selects every third house on each street in the neighborhood.
B) Susan selects the first 20 homes that she passes as she walks into the entrance of the neighborhood.
C) Susan randomly chooses two streets in the neighborhood and selects every home on these streets.
D) None of these choices describes a cluster sample.