To plan your degree, it must meet the requirements set by the Faculty of Arts and the University. Below are links which will help you with this, and you should be familiar with other policies. The International Students in Arts page links to many of these policies with which you should be familiar.
The First Year Planning Guide provided by University 1 is an excellent resource. You can find guides dedicated to planning your first year in the Faculty of Arts, specific to which degree program you intend to take: