You will be explaining networking features to a prospective customer. The customer is interested in network redundancy, and so you plan to talk about Fail-Safe Network devices.
What is a feature of Fail-Safe Networking devices?

A.
Combining two or more data channels into a single data channel for high availability

B.
Provides statistical load sharing by connecting different clients to different ports

C.
Leverages switches that support the 802.3ad Link Aggregation Protocol

D.
DART OS mechanism to minimize data access disruption due to network failures