A host computer has the IP address 192.168.43.139 and netmask 255.255.255.240. On which
logical IP network does this host reside?

A.
192.168.0.0/26

B.
192.168.0.0/28

C.
192.168.43.0/28

D.
192.168.43.64/28

E.
192.168.43.112/28

F.
192.168.43.128/28

Explanation: