He argued that most important aspect of adolescence is maturity.
Adolescence is the bridge that connects childhood into adults that are capable in handling their own problems.
He describes maturity as a state of developing awareness separate which need to be done and which need to be ignored to achieve our goal.
The correct answer is a hypothesis
In the scientific method, a hypothesis can be defined as the provisional or attempted solution to a given problem. The level of truth attributed to such a hypothesis will depend on how the empirical data collected support or not what is stated in the hypothesis. This process, known as empirical contrasting of the hypothesis, can be carried out through confirmation (in the case of universal hypotheses) or verification (in the case of existential hypotheses).
The answer would be B.) Brown Vs. Board of education because The United States Supreme Court declared state laws establishing separate public schools for black and white students to be unconstitutional.