It provides an independent assessment of conclusions. It allows laboratories to practice science. It creates more job opportunities for scientists. It ensures all scientists will study similar phenomena.
I gave my students this multiple choice question: Which of these best explains why peer review is critical to the advancement of science?

Only one answer is correct among these 4 choices:
- It provides an independent assessment of conclusions.
- It allows laboratories to practice science.
- It creates more job opportunities for scientists.
- It ensures all scientists will study similar phenomena.

Could you tell me which one is correct?

It provides an independent assessment of conclusions.