Answer:
The generic competitive strategy that America West chose to enter the air passenger market is:
Low Cost (Cost-focused Leadership)
Explanation:
American West can acquire competitive advantage by pursuing one of Michael Porter's generic strategies. The Airline could have chosen to enter the air passenger market via lower costs than its competitors or by differentiating itself along dimensions valued by customers in order to be paid a higher fare. In 1983, it chose the lower cost strategy before merging with American Airlines in 2013.