31. CIS 的設計是協助業者解決許多經營上的 5C 問題,請問下列何者包含在內
(A)Cost-Competition-Communication-Customer-Consumerism
(B)Cost-Compensation-Communication-Customer-Contagiousness
(C)Cost-Compensation-Communication-Customary-Contagiousness
(D)Cost-Competition-Communication-Customary-Consumerism 。