I just purchased a virtual dedicated hosting. I am trying to set up the operating system that I want to use. There are three operating systems that I can use. The three options are as follows:

1). Red Hat Fedora Core 7
2). CentOS 4
3). CentOS 5

Here's what Wikipedia says about the Fedora operating system:

Here's what Wikipedia says about CentOS:

I am just now starting to learn about virtual dedicated hosting. Can somebody explain to me the difference between the Fedora operating system and the CentOS operating system?