Pioneers That Are Able to Maintain Their Preeminent Position Well

Pioneers that are able to maintain their preeminent position well into the market's growth stage have supported their early entry with one or more marketing strategy elements.Identify the strategy that allows firms to expand their volumes quickly and achieve the benefits of experience-curve effects before major competitors can confront them.

A) broad product lines
B) heavy promotional expenditures
C) large entry scale
D) high product quality