It reminds me of Herb Kelleher, the founder of Southwest Airlines, saying that his company wasn’t in the airline business, but in the () and (). ( ) A.people business B.customer service C.corporate strategies D.marketing

It reminds me of Herb Kelleher, the founder of Southwest Airlines, saying that his company wasn’t in the airline business, but in the () and (). ( ) A.people business B.customer service C.corporate strategies D.marketing

正确答案：AB