The sense of is the most dangerous aspect of adolescent egocentrism.

The available options are:

1) invincibility

2) underestimation

3) vulnerability

4) assimilation

invincibility

Explanation:

Egocentrism is a term in psychology that describes as the cognitive bias or the inability of an individual to see or understand that some people have different opinions or perspective other than their own.

Hence, in a theory of cognitive development, The sense of INVINCIBILITY is the most dangerous aspect of adolescent egocentrism. Where by, he or she thinks or believed that he is too powerful to be defeated or overcome. Thus, making him or her to be in some bad situations sometimes.

answer; by working independently, the states have a high likelihood of developing innovative solutions that can be employed in other states;