Pl why were goods rationed in the united states during world war ii?

us government officials wanted to collect these goods to use for themselves.
limits were needed on goods that were in short supply.
us companies wanted to make sure the demand for goods was high.
the government needed to store these goods to protect them from enemies.

The tower commission, appointed by president reagan in 1987 to investigate how the iran-contra affair had happened, concluded that most of the blame lay with a. president reagan himself, for careless management of his subordinates b. congress, for poorly drawn legislation that failed to define carefully the role of the president's national security council c. the american people, for failing to pay attention to the conduct of international affairs d. the federal courts, for having allowed excessive power to flow to the executive branch