Which of the following is an example of a quantitative forecasting technique? Starbuck's promotes a new breakfast burrito at Midwestern stores for the next two months Oculus VR invites 50 of its key gaming advisors to test out a new virtual reality headset A book distributor asks its top 100 customers to indicate how many copies of various bestsellers they plan to order in the next three months Best Buy asks store managers to predict future sales of flat-screen TVs over the next six months