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Read the paragraph below.
Idioms are usually ____, so one of the hardest parts of learning a foreign language is understanding its idioms. The Arabic idiom “I don’t have a camel in the caravan” means this situation doesn’t concern me. (https://www.washingtonpost.com/lifestyle/kidspost/ha ve-you-ever-wondered-what-idiomsare/2011/04/19/gIQAquXriO_story.html?utm_term=.e6 a378ebed2e)
Choose the best option that completes the context given.