Which sentence uses an effective transition for introducing a cause

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

Choose all the titles of the books from this works cited list. english report: a powerful poet

Of the three selections you read in this lesson, discuss the one story or poem that you think most closely represents the transcendentalist way of thinking. include textual evidence from both short story or poem and emerson or thoreau’s essay that you use as an example. you should have no less than eight to ten sentences.