What is the easiest but most beneficial distribution of Linux for a beginner to start with?

What are the best email clients for UNIX-like systems?

What are the best video players for UNIX-like systems?

What are the best Linux web browsers with support for Chrome extensions?

What is the best panel/dock for Linux?

What are the best mind-mapping apps for UNIX-like systems?

What are the best desktop environments for people migrating from Windows to Linux?

What are the best partitioning tools for Linux?

What are the best Linux distros for businesses?

What is the most customizable user friendly Linux distro?

What are the best languages to write a desktop Linux application in?

What are the best native e-mail clients for Linux?

What are the easiest Linux distributions for Windows users to get acquainted with?

What are the best UNIX-like desktop environments for developers?

What are the best web browsers for UNIX-like systems?

What is the best Linux Display Manager?

What are the best Linux package managers?

What are the best window managers for UNIX-like systems?

What are the best docks for Linux?

What are the best media players for UNIX-like systems?