<span>The biggest problem with the OPA during WWII was controlling prices. Prices were soaring and keeping them down was the biggest problem they faced.</span>
<span>Their finest hour is the name normally accredited to a speech brought by Winston Churchill to the House of Commons of the Assembly of the United Kingdom on June 18 1940. It was prearranged just completed a month after he took over as Prime Minister at the head of an all-party coalition government. So the answer is A.</span>
