单选题What are the usable hosts on the 200.50.12.64/26 network?（）A .65 through .126B .64 through .127C .66 through .128D .65 through .127
题目
单选题
What are the usable hosts on the 200.50.12.64/26 network?（）
A
.65 through .126
B
.64 through .127
C
.66 through .128
D
.65 through .127