Which of the following is not a supported image format in Visual Studio 2012:

A network administrator is tasked to block all outbound SSH connections on the default port from a network subnet of 10.152.8.0/21 on a Linux based firewall. Which of the following rule sets would accomplish this task?

A. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 22 -j REJECT B. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 23 -j REJECT C. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 22 -j ACCEPT D. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 23 -j ACCEPT

You can convert a tabbed document into a(n) ____ window.

A. floating B. double C. locked D. untabbed