Which statement below best describes the path of a disruptor? a$.$They originate with medium tier quality products and move down to low$-$end products. b$.$They originate with high end products and move to low$-$end products. c$.$They originate with low end products and stay in that region for the duration of the product life cycle. d$.$They originate with low$-$end products but gradually decrease in quality over time. e$.$They originate with low$-$end products and gradually increase in quality over time.