Answer:
C. Logos
Explanation:
Gandhi was appealing to the logic in this sentence, for that reason, we can confirm that the rhetorical appeal that he used was the logos.
Logos means word, speech or reason. It is the use of reason and reasoning, whether inductive or deductive, to construct an argument. In persuasion, logos is the logical reasoning behind the speaker's statements. Logos refers to any attempt to appeal to the intellect, to logical arguments.
The leaves like drops of fire
Okay. I cannot see the article, again but will try my hardest to answer this anyway.
The purpose can usually be seen in the first sentence or paragraph (unless you have an excerpt). Though it may not be too specific it will usually be backed up by evidence later in the passage. A purpose can always be proven by text details.
Choice of details: should support the purpose
organization: Some things are good for some purposes.
e.g. cause effect, shows the good or bad effects of a purpose. The author can support the purpose or no.
chronological can show how something has changed over time.
etc.
Try to identify the main structure and how the passage is organized and how it supports the main idea.