Leftovers should be stored in A. wax paper.

B. open bowls.

C. tightly sealed containers.

D. all of the above.

C) tightly sealed containers

Explanation:

C. Tightly sealed containers.

Explanation:

Cover leftovers, wrap them in airtight packaging, or seal them in storage containers. These practices help keep bacteria out, retain moisture, and prevent leftovers from picking up odors from other food in the refrigerator.

proteins is the answer

all soils contain mineral particles, organic matter, water and air the combinations determine the soil's properties – its texture, structure, porosity, chemistry and color. soil is made up of different-sized particles. sand particles tend to be the biggest.