Answer:
A) metaphor; incognito
Explanation:
Metaphor: a figure of speech in which a word or phrase is applied to an object or action to which it is not literally applicable.
Incognito: having one's true identity concealed.
Answer:
Postgraduate university studies.
The correct answer is thesis statement.
A thesis statement is the most important sentence in an essay - in it, you will find the main idea of the essay and why it was written in the first place. The author will briefly summarize his or her motivation and goal for writing the essay in this sentence, which is usually found at the end of the introductory paragraph.