Answer:
B. Undernutrition
Explanation:
The reason why A. malnutrition is not correct is that malnutrition arises from lacking a few or one specific nutrient in your body.
Undernutrition arises because of inadequate intake of dietary energy regardless of specific nutrients.
While we use malnutrition in day to day use as an umbrella term for inadequate diets that is not the real meaning of that word.
B are found in isolated places in the world. This is because we have mostly evolved to a first world society where we work for our shelter and food instead of hunting for things that are necessary.
The answer is all of the above