单项选择题
Which segment would benefit from integrating the internal systems of a company， including those for inventory， payment processing， marketing， accounts， and order tracking？（）
A. supply chain logistics B. banking administration C. retail supplier D. healthcare administration
多项选择题 WhichfourverticalmarketsisIPsmartSuitefocused？（）
单项选择题 Inwhichofthesephasesisacustomer’scurrentnetworkinfrastructureassessed？（）
单项选择题 WhatCiscoCE520featureoptimizesqualityofservice？（）
