Read the excerpt from President Eisenhower’s address on September 24, 1957.

In that city, under the leadership of demagogic extremists, disorderly mobs have deliberately prevented the carrying out of proper orders from a Federal Court. Local authorities have not eliminated that violent opposition and, under the law, I yesterday issued a Proclamation calling upon the mob to disperse.

What is the president’s purpose for including these details?

to entertain his listeners with shocking stories of protest
to entertain his listeners with colorful details of mob behavior
to persuade his listeners of the importance of racial equality
to persuade his listeners of the need for presidential intervention

Why it's time to lay the stereotype of the 'teen brain’ to rest 2. part b: which detail from the text best supports the answer to part a? a “brain deficits don’t make teens do risky things; lack of experience and a drive to explore the world are the real factors.” (paragraph 1) b “according to this theory, the prefrontal cortex, the center of the brain’s cognitive-control system, matures more slowly than the limbic system, which governs desires and appetites including drives for food and sex.” (paragraph 5) c “in experiments that mimic the well-known marshmallow test, in which waiting for a bigger reward is a sign of self-control, adolescents are less impulsive than children and only slightly more so than adults.” (paragraph 12) d “the majority of adolescents do not die in car crashes, become victims of homicide or suicide, experience major depression, become addicted to drugs or contract sexually transmitted infections.” (paragraph 14)