Which is an example of a survey? A. Finding out the number of burglaries of a residential neighborhood in each month for the police department B. Collecting the cholesterol readings of a group of individuals of a certain age group in a small town C. Interviewing college students to find what percentage expects a job immediately after graduation D. Testing the effectiveness of a hair product by allowing one group to use it and comparing results against a control group

Answer:D. Testing the effectiveness of a hair product allowing one group to use it and comparing results against a control group.Step-by-step explanation:By definition, survey is a method of gathering information from a sample of people, traditionally with the intention of generalizing the results to a larger population.From this definition it shows that during survey a group of entity (sample) representing the entirety (population) will be examine.Therefore option D. Testing the effectiveness of a hair product allowing one group to use it and comparing results against a control group.From this one group is examine but generalizing the results to a larger population.