An organization is granted a block 172.89.0.0/16 . The administrator wants to create 1024 subnets using 10 bits. The first and last address of any host in subnet 1024 respectively are –
A. 172.89.255.0/26 and 172.89.255.255/26
B. 172.89.255.1/26 and 172.89.255.245/26
C. 172.89.0.1/26 and 164.76.255.255/26
D. 172.89.0.1/26 and 172.89.255.245/26