Your task is to type a one-line standard ACL that matches the following criteria.

Criteria: Permit packets from hosts with 56.57.2 as the first three octets

(A) access-list 1 permit 56.57.2.0 0.0.0.255
(B) access-list 1 permit 57.57.2.0 0.0.0.255
(C) access-list 1 permit 56.57.2.0 0.0.255.255
(D) access-list 1 deny 56.57.2.0 0.0.0.255

access-list 1 permit 56.57.2.0 0.0.0.255 is the correct answer.