The answer would be A. However
Rationing. When they had to ration food
Answer: The bigger cities had thriving cosmopolitan markets, and Constantinople became one of the largest trading hubs in the world where shoppers could stroll down covered streets and pick up anything from Bulgarian linen to Arabian perfumes.
Explanation:
Is to make better use of daylight
The lasting effects of the Manhattan Project are undoubtedly greatly significant. The project had both positive and negative effects. The significance of the Manhattan Project was that it put an end to WWII by using weapons of mass destruction and forced Japan to surrender. There for the political of Manhattan project was that it put an end to WWII by using weapons of mass destruction