What does the following iptables rule accomplish: <code> iptables A INPUT s 208.77.188.166 j DROP </code>

What does the following iptables rule accomplish:

iptables A INPUT s 208.77.188.166 j DROP


A.
Forwards all incoming traffic to the host 208.77.188.166.

B.
Accepts all traffic from 208.77.188.166.

C.
thing, there is a syntax error.

D.
Drops all traffic from 208.77.188.166.