Refer to the Scenario Below to Answer the Following Questions

Multiple Choice

Refer to the scenario below to answer the following questions.
Dave's Doughnuts (Scenario)
Dave Glazer is the owner of Dave's Doughnuts, a five-store chain of doughnut shops located in the Okanagan region of British Columbia. At weekly management meetings, Dave asks each of the five store managers to report on local trends and new customer requests.
-Dave recently conducted an experiment with three new cooking oils in his stores. Customers were invited to participate in a taste-preference test of three sample doughnuts, one for each of the oils: N, O, and W. Based on the results of this test, Dave concluded that oil N was the favourite. Which planning technique was Dave using in this instance?

A) quantitative forecasting
B) global scanning
C) regression analysis
D) qualitative forecasting
E) benchmarking