Any course offered by the Faculty of Science is a science option. NOTE, courses offered by ALES are not science options (ie: Plant Science, or PL SC, is NOT a Science option, it would be considered an outside option).
Science options: Courses offered by the Faculty of Science - includes additional courses in your Major and Science Minor.
Arts options: Courses offered by the Faculty of Arts, these are a diverse range of courses within Humanities, Social Sciences, Fine Arts and Language courses. The ENGL requirements for JR core also count towards Arts options.
Outside options: Courses not offered by the Faculty of Science or Arts