What Question Was Discussed in "The Great Pension Debate" in the Early

What question was discussed in "The Great Pension Debate" in the early 1980s?

A) whether public pension plans or private pension plans would best serve Canadians
B) whether women should receive pension credit for years worked as homemakers
C) whether the CPP should be a means-tested pension to ensure that the poorest older people receive the most help
D) whether a "clawback" option on the OAS should be implemented