Question

What does the word deficiency mean in the following sentence from the passage?

The effects of a dietary deficiency cannot be studied in a controlled way. It would be wrong to purposely deprive people of an essential nutrient in order to study the effects.
failure
shortage
unworthy
inefficient

Answer 1

Answer:shortage

Explanation: basically, it’s used in a manner that means missing or lost, showing that their diet is low in something.