There were estimated nine divisions that took part in the invasion of Normandy at the course of the D-Day. In addition, the amphibious assault has become one of the turning points of the Second World War that hastened the defeat of Germany and its allies. The success of the invasion paved way for the Allied fronts to attack the centre of the German Reich, Berlin.
Your answers will be "The money supply became less liquid", "Lending and credit stopped", and "It was difficult for banks to receive the loans needed to have cash required to function".