Final answer:
Blue represents vastness, freedom, and tranquility in the given line.
Explanation:
Blue in the context of 'There is a plenty of room in the blue' may symbolize vastness, freedom, and openness. The color blue is commonly associated with the sky and the ocean, representing limitless space and time.
Additionally, blue can evoke feelings of tranquility, calmness, and serenity, making it a powerful symbol in literature and art. It can also signify loyalty, trust, and stability in various contexts.
Learn more about Symbolism of the color blue here:
https://brainly.com/question/34194536
