A Business letter
6ix9ine
Answer:
1.us dollar which not not allow
2. pause botton
Answer:
implementing a firewall
installing antivirus software
Explanation:
implementing a firewall: implementing this you could prevent the inbound and outbound not permitted connections to your internal network.
installing antivirus software: We need to install a antivirus software in the endpoints to detect and delete possible infections.
In my opinion i think it is A