John told everybody that he had a fun secret hiding place to play hind and seek. He told them to follow him so they could also know where to go. While on the way John found a another special spot to hide, but he kept it a secret.
The exposition can also be called introduction, it establishes the setting, presents the characters and gives any other background information needed for the development of the story. So, the correct answer is the last one: Exposition develops social issues by introducing conflicts and settings.
Comparison words: Same, Similar, alike, as well as...
Contrast words : Different, on the other hand, opposed to...