Question $2(0\mathrm{.}75$ points$)$

Which of the following are reasons Southwest's original strategy had success relative to its competitors? $($select all that apply$)$

It used the "hub$-$and$-$spoke" structure to take advantage of economies of scale in popular airports

It created a culture of fun and customer$-$centricity

It did not serve food $($other than peanuts$),$ thus keeping costs down

Fast turnaround times increase fleet utilization