By Using Significant Standardization in the Use of Aircrafts and by Streamlining

Multiple Choice

By using significant standardization in the use of aircrafts and by streamlining its operations,Southwest Airlines competes by offering its' flights at a lower price than the competition.According to Michael Porter,the strategy that Southwest Airlines is using is

A) low- cost.
B) differentiation.
C) value transfer.
D) efficiency frontier.
E) diversification.