From 1972 to 2002, Southwest grew 25.99% annually and became the best low-cost airline. All trade-offs on this priority include: no first class, no meals, no assigned seats; only profitable shuttles between points; and one plane model. The example of Southwest mainly exemplifies which of the following principles? Please choose the best answer below: Efficiency is achieved through cost savings. Profit is achieved through time saving. Quality is achieved through cheaper alternatives. Speed is achieved through focusing one thing