Which of the following connection types is used to terminate DS3 connections in a telecommunications facility?

A.
66 block

B.
BNC

C.
F-connector

D.
RJ-11

Explanation:
A DS3 (Digital Signal 3) is also known as a T3 line with a maximum bandwidth of 44.736 Mbit/s. DS3 uses 75 ohm coaxial cable and BNC connectors.