Which three IP addresses can be assigned to hosts if the subnet mask is /27 and subnet zero is usable?()
A、A. 10.15.32.17
B、B. 17.15.66.128
C、C. 66.55.128.1
D、D. 135.1.64.34
E、E. 129.33.192.192
F、F. 192.168.5.63