Which of the following is a valid extended IP access list?
a. access-list 102 permit icmp host 164.42.20.0 any eq www
b. access-list 102 permit ip host 164.42.20.0 any eq www
c. access-list 102 permit ip host 164.42.20.0 any eq 80
d. access-list 102 permit top host 164.42.20.0 any eq 80