"perfect chances of verbs?" I haven't heard of that, ever, in my 73 years.
Is it possible that you meant "perfect tenses of verbs?"
One possible answer for consideration would be "auxiliary verb," such as "had," "have," and so on.
Answer:
A: Antithesis: he is using contrasting ideas to emphasize the uncertainty of space exploration
Explanation:
Just a tip, look for the opposites, he's used antonyms to exaggerate his thoughts on the knowledge mankind had on space.
Hope this helps! :D
Answer:
Elie's father dies in Chapter 8 when he is taken to the crematorium while Elie is asleep. Chlomo's health progressively deteriorates during their long march to Buchenwald so that he is barely alive, yet Elie desperately keeps him from dying