         “Sentence 1: It 'is “important -to‘nete also.  that: this product, was. not -promotéd at  retail with discounted: prices’ at any time  during.this pefiod: So the variation isnot:  due.” to | consurhers preferring >to  purchase aiproduct when it was onsale:         Sentence. 2: The- product. was afféred:on.  sale for the:majority:of.this: time period: :