Final answer:
Text evidence B) "Icarus yearned for freedom, to break the chains of earth." reflects the theme of longing for freedom in "The Flight of Icarus", highlighting Icarus's desire for liberation.
Step-by-step explanation:
The piece of text evidence from the first half of "The Flight of Icarus" that BEST supports the chosen theme is B) "Icarus yearned for freedom, to break the chains of earth." This line emphasizes the theme of yearning for freedom and the pursuit of escape from limitations. Icarus's desire to be free from the earth's chains is a powerful image that conveys a deep longing for liberation which is central to the narrative. This choice is strengthened when you contrast it with the poetic text from LibreTexts™, which invokes similar themes of longing and the transcendence of the natural world through flight.