53 While studying at university, Carmela works part-time at the campus bookstore. She earns $300 per month for the eight months she attends school full-time. During the summer break, she works full- time at her uncle's print shop earning $1,200 per month for four months. Which statement about Carmela's CPP contributions is correct? O a) Carmela's CPP contributions will be bakbed on both her part-time and full-time earnings. Ob) Carmela only needs to make CPP contributions based on her full-time earnings from her summer job c) Carmela earns less than the year's basic exemption and therefore, she does not need to make CPP contributions. d) Since Carmela attends school full time during the school year, she does not need to make CPP contributions on her earnings at the bookstore