Which of the Following Is Correct About the Composition of Canadian

Which of the following is correct about the composition of Canadian families in 2011?

A) Roughly one in four families were single-earner families.
B) There were more single-earner than dual-earner families.
C) There was roughly the same number of single-female-earner families as single-male-earner families.
D) About half of lone-parent families were headed by men.