NO.PZ201512300100000701
问题如下：
1. Using Porter’s five forces analysis, which of the following competitive factors is likely to have the greatest impact on Omikroon’s petrol scooter pricing power?
选项：
A. Rivalry
B. Threat of substitutes
C. Threat of new entrants
解释：
B is correct.
Inexpensive, small imported motorcycles are substitutes for petrol scooters and may increasingly have an impact on Omikroon’s petrol scooter pricing power.
题干后面也提到电动不会替代石油的，那substitution不是不存在了吗
