I think 3rd choice is the correct answer
In economics, the term marginal<span> is used to indicate the change in some benefit or cost. when an additional unit is produced. For instance, the </span>marginal revenue<span> is the change in. total </span>revenue<span> when an additional unit is produced.</span>
According to the differential sensitivities hypothesis, a highly sensitive child in a supportive environment would likely display the best long-term outcomes.
When a child is being investigated for behavioral issues, an incorrect explanation for the child's behavior may result in a treatment that may actually be detrimental to the child's mental development.A person with more experience assists a person with less experience in becoming proficient in daily activities that are both personal and socially significant through the process of "guided participation."A practice is a collection of socially coordinated actions taken to accomplish a consistent goal.
Teaching parents how to nipple feed a preterm or medically fragile infant who is learning to eat on their own is an example of guided participation in tightly controlled circumstances to ensure the safety of the infant.Guided involvement is a powerful tool that can help children develop the skills they need to move up the social development continuum.These teaching skills are just as important as the ability to teach material.
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I think it’s B because it makes more sense to me in a sentence
