Explanation:
main idea of a paragraph is the primary point or concept that the author wants to communicate to the readers about the topic. Hence, in a paragraph, when the main idea is stated directly, it is expressed in what is called the topic sentence.
Answer:
The author was worried he/she might not enjoy camp.
The story is the action of the movie, and the plot is how the story is told. The narrative structure can be either linear or nonlinear. Linear narrative structure is a movie that moves in chronological order.