Which three of the following are successful examples of strategic IT investments improving operational agility? (Choose

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Which three of the following are successful examples of strategic IT investments improving operational agility? (Choose three.)

A. A company offers mobile email to its employees, who can then react faster to requests.
B. A company implements collaboration solutions, which simplified information exchange.
C. A company changes its security strategy from "lock down" to "secure access from anywhere", so that users are "always-on" and can easily work remotely.
D. A company implements EnergyWise solutions, which drastically reduce energy costs.? E. A company provides support for a BYOD solution, which increases the investment and requires network upgrades, but provides limited improvements compared to a well-known remote access