The Monster Study was a stuttering experiment performed on 22 orphan children in Davenport, Iowa in 1939. It was conducted by Wendell Johnson at the University of Iowa. ( Itś true)
The study which was conducted in the year 1939, under the name ''monster study " consisted of psychologists telling orphans who did not have a speech impediment that they had major speech deficiencies. Hence, the given statement is true.
Another name for speech deficiency is speech impediment or speech disorder. Most of the time it is a birth deficiency in a child that is counted as a physical deficiency. The result of the speech deficiency is that a child can't speak and because of this, people can’t understand what they're saying.
People who suffer from such kind of deficiency, use sign language to convey their messages. It is because of the physical or developmental differences. It is quite difficult for such people to learn to read and write, which results in their illiteracy.
Thus, the given statement is true.
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