Correct answer 2.) emboldened
Encased refers to the idea that something is enclosed, which does not make sense to be enclosed when he is trying to speak French in Paris.
Emboldened, the correct answer, means that you are bold and empowered to be bold.
Ensnared implies that you are caught in something like a trap.
And Encroached means an intrusion. In this case he did not intrude to speak French in Paris.
The answer might be Present tense narration
Answer: C. <u><em>An engineer create an artificial intelligence that then tries to take over the world</em></u>
Explanation: The stories, 'the myth of Prometheus and Pandora' and the 'Frankenstein', emphasizes the same theme on the creation of something which might turn beneficial or detrimental.
Prometheus is the creator of mankind in the story, and he was punished for loving his creation too much. On the other side, Victor in Frankenstein creates a monster which eventually becomes detrimental to him.
Similarly, from the above example, the theme shared by these stories with it is: An engineer is creating artificial intelligence and with that he tries to rule the world.
When using a thesaurus, be careful of the exact intention to be expressed by the word.