In Developed Economies,the Electric Car Industry Is in the Introduction

In developed economies,the electric car industry is in the introduction stage,and the industry for MP3 players is in the shakeout phase.What does this imply?

A) The mode of competition in the electric car industry will be based on price, whereas in the MP3 player industry, the mode of competition will be non-price based.
B) The industry for electric cars will focus more on product innovation, whereas in the MP3 player industry, the focus will be on process innovation.
C) The electric car industry will move to the maturity stage, whereas the industry for MP3 players will enter the growth stage next.
D) The industry for electric cars will primarily pursue an integration strategy, whereas in the MP3 players industry, the focus will be on differentiation.