A. Sickle cell anemia. The red blood cells in the hereditary disease sickle cell anemia have a characteristically shape of a sickle, a moon shape, rather than a normal disc shape.
Answer:
In the latter part of the preoperational period, the child begins to have an understanding between reality and fantasy. During this stage, children begin to reason logically, and organize thoughts coherently. However, they can only think about actual physical objects, and cannot handle abstract reasoning.
Explanation:
