Name all the federal political parties in the House of Commons and their leaders

Conservative (Harper), NDP (Mulcair), Liberal (Trudeau), Bloc Quebecois (Paillé), Green Party (May)

Conservative (Harper), Green (May), Liberal (Rae), Bloc Quebecois (Duceppe)

NDP (Layton), Green (May), Liberal (Rae), Bloc Quebecois (Paillé)

Liberal (Ignatieff), Conservative (Harper), NDP (Turmel), Green (May)