Answer:
B. It made passing new laws difficult.
A city-state<span> is a sovereign state that consists of a city and its dependent territories.Historically, this included cities such as </span>Rome<span>, </span>Athens<span>, </span>Carthage,[1]<span> and the </span>Italian city-states<span> during the </span>Renaissance<span>—but today only a handful of sovereign city-states exist, with some disagreement as to which are city-states.</span>
This means that the idea to charge customers after they buy something was introduced to Britain in 1947, two years after the conflict of World War 2. This idea was used for Britain to pay off all it's debt it owed to Canada and the United States, for military support in the conflict.