Which two of these statements describe why it is important to have a proactive security solution when dealing with data centers and security? (Choose two

Which two of these statements describe why it is important to have a proactive security solution when dealing with data centers and security? (Choose two.)

A.
Applications being attacked account for 75 percent of network downtime.

B.
Data centers are becoming more virtual and automated.

C.
Data center traffic is inherently secure.

D.
Data center traffic is decreasing.

E.
Attacks are becoming more sophisticated.