The correct answer among all the other choice is C. Okinawa. This battle convinced Allied leaders that an invasion of the Japanese mainland might be too costly in human lives. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
The most high tech city in Brazil is rio
Advert: <u>To avoid a dangerous or harmful situation</u>. <em>Advert means to avoid, prevent, or stop a potential bad situation. </em>
Cauldron: <u>A time of relentless stress or tension</u>. <em>Cauldron refers to a time with heavy stress and a lot going on, sometimes even repressing emotions</em>.
Deteriorate: <u>To lose value or quality of something</u>. <em>Deteriorate means conditions usually worsen over time, and loses value or even quality</em>.
Fiasco: <u>A total and complete disaster or failure</u>. <em>Fiasco means a total mess, everything is out of hand and uncontrollable</em>.
Psychedelic: <u>A term related to the use of drugs</u>. <em>Psychedelic drugs are usually referring to drugs that cause hallucinations</em>.
Quarantine: <u>To isolate a person or nation from the rest of the world</u>. <em>Being quarantined is another word to isolate, or being isolated, sometimes from a certain person, place, or thing.</em>
I can't help you with your second question but heres a site that I've found to help you with your 1st one. I hope this helps^-^
https://nationalinterest.org/feature/5-big-lessons-the-first-gulf-war-13536
The coup was the culmination of a conflict between the old and new political, economic, and social orders that had been under way since Gorbachev had risen to power in 1985. His perestroika and glasnost reforms had set in motion forces that were bound to collide at some point.