The main idea of this paragraph is that the United Nations is promoting equality and progress.
The paragraph states a lot of things that are able to be wrapped up in this main idea. It applauds the United Nations for taking these steps towards equality and focusing on how to improve the standard of life for many people.
Answer:
The author's word choice help to express the tone of the excerpt since The negative connotations of the words "tensely," "clutching," and "sizzled" give the excerpt a tone of nervousness.
Explanation:
The use of the words "tensely," "clutching," and "sizzled" are indeed giving a more powerful meaning to the general idea of this excerpt, if this moment had been written without using any of this strong words, the level of tension on Louise Carpenter could not have been almost tangible to the reader as they create expectation and an increment of stress.
Considering that tone is the speaker´s attitude towards a certain situation and consequently it expresses a specific emotion (mood and meaning). In this case, we can infer that the person feels dissapointed, sad and perhaps a little bit upset. He or she would "say with expression" option C. test, hard. (In fact I would emphasize believe and test in the first sentence and hard in the second).