A new packages repository named repo10 has been installed on mirror site. A Linux administrator wants to use this new repository for local package installations. In which of the following locations should the administrator store the configuration information for the repo10 repository?
A. /etc/yum.reps.d/repo10.Repo
B. /etc/yum_repo.d/repo10
C. /etc/yum.reps.d/repo10
D. /etc/yum.conf
