Four large grocery food chains sell approximately how much of the nation’s food? one-fourth one-half three-fourths 100 percent

  one-fourth

Explanation:

In a recent year, over 1 trillion was spent on food in the US, about half of that at grocery stores, and about half for restaurants, food service, and other food outlets. About 250 billion was spent at the four largest grocery chains.

Approximately one-fourth of the nation's food is sold by the four largest grocery chains.

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d