Good timing and preparation to ensure that when meals are served, hot food will be hot and cold food will be cold. select the best answer from the choices provided t f

Leftovers can be kept in the refrigerator for 3 to 4 days or frozen (0° F or below) for 3 to 4 months

d is the correct answer.

b is incorrect because it makes food by itself

c is incorrect because us humans don't know how to produce their own food using the sun like plants.

a is incorrect because consumers can depend on carnivores for eating food for consumers to eat the dead organism. same thing with omnivores.