“An empty hotel room or airplane seat produces no revenue that d

分类: 市场营销学-LZ 发布时间: 2023-11-15 12:50 浏览量: 1

“An empty hotel room or airplane seat produces no revenue that day” shows that services are?

A.tangible

B.inseparable

C.heterogenous

D.perishable

正确答案是D