What is the main idea of the story?

A. A woodcutter and his family grow tired of pressure from "save-our-trees" groups.
B. A woodcutter's daughter keeps her family from starving by winning the king's challenge.
C. A woodcutter's daughter persuades her parents to take her to the king's castle.
D. A woodcutter's daughter keeps her family from starving by marrying a handsome prince.

B. A woodcutter's daughter keeps her family from starving by winning the king's challenge.

The main idea of the story is B. A woodcutter's daughter keeps her family from starving by winning the king's challenge.

To determine the main idea of a story, you need to identify the central message or theme that the author is trying to convey. One way to do this is by examining the key events and conflicts in the story.

In this case, option B - "A woodcutter's daughter keeps her family from starving by winning the king's challenge" seems to capture the main idea of the story. It highlights the central conflict and resolution of the story, where the woodcutter's daughter plays a significant role in saving her family from starvation by winning a challenge set by the king. This outcome shows the importance of her resourcefulness, determination, and ability to overcome obstacles.

To determine the main idea of a story, you can consider the plot, characters' actions, and the overall message that the story conveys. Reading the entire story or analyzing its key elements can help you arrive at a confident answer.