A biome is an ecosystem - different forms of life on Earth. For example, deserts, forests, grasslands are all considered biomes.
It allows the reader to better identify with the characters by becoming a part of the action and affecting the story's outcome.
Answer:
Money is the only advantage in life.
Explanation:
The theme is a moral lesson or message that a narrative conveys about a topic, and that is not usually explicitly stated, thus, it has to be thought through. In this case, one of the topics that this excerpt deals with is "money", and one of the themes may be "Money is the only advantage in life," as Mrs. Higgins (the speaker), being outraged, points out how little opportunities or advantages have the woman only because of her condition of being poor.