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Which cause-and-effect relationship in “broken chain” relates to the theme "by others, we ourselves"?

How should i study korean, and how many hours should i study it? i am a high school student already learn japanese in class, also i play sports so i tend to not study korean much because i have an excuse, like, ‘i dont know how to properly study for korean’ 감사합니다

"the seven wonders of the world" is mostly about which of the following? a. the pyramids of egypt b. architecture around the world c. incredible ancient structures d. respected building techniques