Cisco Exam Questions

What will your reply be?

You are the network engineer at domain.com. TestKing has an IP network. Your newly appointed TestKing trainee wants to know which issues would adversely affect voice quality on the TestKing network.
What will your reply be?

A.
Jitter, delay, and packet loss

B.
Jitter, prioritization, and acknowledgment

C.
Prioritization, delay, and delivery guarantee

D.
Packet loss, acknowledgment, and delivery guarantee