Answer:
Minimally processed
Explanation:
Foods are said to be minimally processed when they undergo a little treatment so as to preserve them. These treatments might involve the application of heat, drying, and refrigeration so as to preserve them before consumption. Most fresh-cut fruits, vegetables, grains, legumes, dairy products, etc., fall under this range.
These kind of foods still contain a good amount of their nutrients as their original content are not lost due to excessive processing.
You didn't put any answer choices, but air and water are generally the greatest.
It allows scientists to explore new explanations for observations.