What are two reasons for implementing NIPS at enterprise Internet edges? (Choose two.)

What are two reasons for implementing NIPS at enterprise Internet edges? (Choose two.)
A . Internet edges typically have a lower volume of traffic and threats are easier to detect.
B . Internet edges typically have a higher volume of traffic and threats are more difficult to detect.
C . Internet edges provide connectivity to the Internet and other external networks.
D . Internet edges are exposed to a larger array of threats.
E . NIPS is more optimally designed for enterprise Internet edges than for internal network configurations.

Answer: C,D