Which of the Following Is Correct About Nonstandard Employment in Canada

Which of the following is correct about nonstandard employment in Canada?

A) Close to 60 percent of employed Canadians are now in nonstandard jobs.
B) Self-employment rates have been declining steadily since the 1990s.
C) Temporary (contract) work is the most common form of nonstandard work.
D) For the past two decades, part-time employment rates have remained just below 20 percent.