Just did the test I this hope it helps someone in the future!
Answer: A. Tigers play a crucial role in the Indian ecosystem, and their extinction would have devastating and wide-ranging consequences in that country.
Explanation: The purpose of the thesis statement is to summarize the main point of the essay. It states that tigers are important to the Indian ecosystem, and the thesis can be built off of why tigers play such an important role. The other options are incomplete or not strong enough to reiterate an essay.
how challenging it is for other people to live in this world.
Answer: Option A.
<u>Explanation:</u>
In the paragraph that has been given in the question, the author talks about the tests and the challenges that she has to take just like the other people have to take these tests in their life.
She is trying to emphasize on the importance of these tests and these challenges in the life by using this word again and again, repeating it some where tries to show the importance of this word. This tries to tell how tough and challenging some times life becomes.