Answer:
The best sentence that describes the result of this study is:
Bloomers improved more on an IQ test than no boomers.
Step-by-step explanation:
This study represents a phenomenon called "the Rosenthal or Pygmalion" effect. It obtained its name from a greek story. That says a sculpturist fell in love with his work and made it perfect. It is a phenomenon in which some subjects are chosen without any reason to say they are going to perform better than the rest. The professors dedicate them both more effort and time, making them outstanding from their pairs.