“A fairly standard line of justification for the maintenance of the existing constitutional arrangements in the United Kingdom is that there has in effect been substituted for a written constitution enforced by a Supreme Court, which limits what governments may do and how they may do it, a sophisticated arrangement of checks and balances…” McAuslan, P. and McEldowney J., (eds), Law, Legitimacy and the Constitution, Sweet & amp; Maxwell (1985), pp. 8–9. Critically discuss what impact the arrangement of checks and balances referred to have had on limiting what governments may do and how they may do it. (50 Marks)