Many early attempts were made to reach the top of Mount Everest; George Mallory and Guy Bullock tried in 1921.
The prepositional phrase for this sentence is "go until Friday." The word "go" is a preposition. Think of it as a squirrel and a log. To find a preposition, say "The squirrel (went) [insert preposition] the log." If it makes sense, it is a preposition. Then just find the phrase to go along with it!
By the use of narration to present facts and details.
Using description/descriptive explicatives to build an image in the reader's mind
Using the tools of comparing and contrasting.
Analogies and incorporating symbolism
Hello !
I think the answer would be...
The last option, "The Nation has to go through significant changes to avoid such tragic wars in the future."
I hope I was able to help you out ! :DD