How Was Canada Able to Maintain a Universal System of Mass

How was Canada able to maintain a universal system of mass education in the early years?

A) by providing students who attended school regularly with financial incentives
B) by providing families of children who attended school regularly with an allowance on a per-enrolled-child basis
C) by creating laws that made school attendance by children compulsory
D) by creating small agricultural schools that taught farming education along with academic education