Byron Wheatley Recently Began Teaching His Tenth 2-Hour Wine-Tasting Seminar

Byron Wheatley recently began teaching his tenth 2-hour wine-tasting seminar in the banquet hall of a restaurant that has a large and varied wine cellar.His class participants are complaining the class he is teaching is not what they expected.Some are leaving after the first hour without a word to Wheatley.No participant has ever taken another one of Wheatley's classes even though each class studies a different variety of wine.Which provider gap is causing Wheatley the most difficulty? List some possible strategies Wheatley can use to close or possibly eliminate this provider gap.