Which of the following Transmission Control Protocol (TCP) object’s counters can you use to monitor for network bottlenecks?

A.
Segments Received/sec.

B.
Segments Sent/sec.

C.
Segments Retransmitted/sec.

D.
All of the above.

Explanation:
Each counter mentioned can be used to monitor for network bottlenecks because they provide traffic statistical information at the Transport layer.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 534-536.