Maria Is an Italian Citizen and Has Lived in Italy

Maria is an Italian citizen and has lived in Italy all her life.Her two sons moved to Canada ten years ago,and they are now Canadian citizens.One of her sons asks her to come and live permanently with his family in Canada.He has started the immigration paperwork and has signed a legal undertaking of assistance that he will support her financially in Canada.If Maria is accepted,how will she immigrate to Canada?

A) as a family class sponsorship
B) as a live-in caregiver
C) as a protected person
D) as a federal skilled worker