A)

Bent birches prompt the speaker of the poem by that name to imagine ______.
(1 point)
ice storms.
a boy's been swinging on them.
people cutting them down.
the harshness of nature.

a boy's been swinging on them.

The speaker of the poem "Birches" is prompted by the bent birches to imagine a boy swinging on them.

To answer this question, we need to analyze the poem "Birches" by Robert Frost. This poem depicts the speaker's contemplation of the bending of birch trees. By examining the poem, we can determine what specifically prompts the speaker's imagination. Let's break it down:

1. Start by reading the poem "Birches" by Robert Frost.
2. Look for clues or specific lines that indicate what prompts the speaker's imagination.
3. Focus on the description of the birch trees and the speaker's thoughts about them.
4. Identify any references to a particular event, scenario, or image that stirs the speaker's imagination.

After following these steps, we can find that the correct answer is:
B) A boy's been swinging on them.

In the poem, the speaker reflects on his childhood experiences of swinging on birch trees. This memory of a boy swinging on birches prompts the speaker's imagination and leads him to contemplate the idea of swinging on these trees in order to escape the realities of life.

Remember, to answer questions about literary works, the most effective approach is to carefully examine the text for relevant information and specific details.