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Q64 Single choice

An administrator added the port 2222 for the SSH server on myhost and restarted the SSH server. The administrator noticed issues during the startup of the service. Given the following outputs:

Which of the following commands will fix the issue?

A
semanage port -a -t ssh_port_t -p tcp 2222
B
chcon system_u:object_r:ssh_home_t /etc/ssh/*
C
iptables -A INPUT -p tcp -- dport 2222 -j ACCEPT
D
firewall-cmd -- zone=public -- add-port=2222/tcp

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