The statement that best describes how federalism changed as a result of Ronald' Reagan's presidency was : D. states were allowed to take a more active role in their own affair.
This was known as the 'new federalism' . In order to play that active roles, the federal government gave out financial support to the states in the form of Grants for State's plans.
The answer for this would be option B. The one that can be inferred by the passage of the black codes is that, many <span> white southerners wanted African-American to remain as servants. This code, which was passed by Southern states intent to restrict the African American's freedom. Hope this helps. </span>
The answer is: Pre operational stages.
According to piaget's theory, children will started to recognize and learn to manipulate symbols during pre operational stages.
They will start to understand hand gestures, facial expression, and voice intonation that given by other people.