I know the 2nd and the 3rd one are correct.
Collective barging refers to process of negotiating terms employment between employers and employees ( amount of salary and or working conditions )
Ha got this in a school review today the answer is Magna Carta.
This form of democracy is where the power lies within an elected legislature. The legislature and executive branches are together, the elected legislature will choose the prime minister as well.
They are examples of discrimination.