What Would Constitute Contractionary Monetary Policy by the Bank of Canada

What would constitute contractionary monetary policy by the Bank of Canada?

A) open market purchases of government securities and a cut in the bank rate
B) an increase in tariffs on imported goods and a decrease in foreign aid
C) an increase in income tax rates, a cut in government spending, and an elimination of the investment tax credit
D) open market sales of government securities and an increase in the bank rate