The theory that focuses specifically on the relationship between a child's stage of development and how the child thinks was developed (D) Piaget.
Explanation:
<u>According to the Jean Piaget's theory of cognitive development children's move through four different stages of mental development. </u>
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<u>Piaget theory is based on the understanding of how children acquire knowledge about the world around them ,and it also involves understanding the nature of their intelligence.</u>
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<u> He does not support the fact that intelligence is a fixed triat rather he advocate the fact that cognitive development is an outcome of biological maturation and interaction with the environment.</u>
Myasthenia gravis is caused by an error in the transmission of nerve impulses to muscles. It occurs when normal communication between the nerve and muscle is interrupted at the neuromuscular junction, the place where nerve cells connect with the muscles they control.
middle-distance running, in athletics (track and field), races that range in distance from 800 metres (roughly one-half mile) to 3,000 metres (almost 2 miles).