A group of adolescents developed a new game. After school they all climb aboard a freight train, and when it crosses the river, they dive off the top of the box cars into the water. This dangerous behavior is best explained by which of Elkind's concepts?

personal fable

Explanation:

According to Elkind's concept, many adolescent holds the belief of personal fable. They feel they are really unique and special to the extent that none of the difficulties experienced in life can affect them irrespective of the way they behave. They think they are the center of attention and hence they act more like superheroes. From the example, the adolescents exhibit these dangerous behaviors as though they are nothing.

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations.

it is a better alternative