To predict the sales of a certain brand of cheese dip, a retail store manager uses a multiple regression model. Some of the factors he considers and their respective p-values are as below: Brand Awareness: 0.000034; Shelf Positioning: 0.00029; Shelf Life: 0.78; Price: 0.00000095; Package Size: 0.00073. The significance level for this model is 0.05. Which of these explanatory variables does not have a significant impact on the response variable? 1 point Shelf Life Price Shelf Positioning Brand Awareness Package Size