Answer: The answer is C. It is done because peer review and the consideration of an alternative explanation should be considered.
Explanation: this is the correct answer because when other scientist view other scientist work it is to indicate that the hypothesis and observations that they made is correct.
Hemoglobin S is considered as an abnormal type of hemoglobin which a child can be inherited from the parents. This cause the red blood cells to have distinct shapes from their normal shape. The red blood cells will have a sickle shape which is different from their normal round disk shape.