The telephone was invented by Alexander Graham Bell., ✅, The backpack must belong to Lena because the German snacks., ❌ Missing verb: because it has the German snacks, The light bulb, which is used to illuminate rooms, was invented by Thomas Edison., ✅, The camera can’t be invented in the 20th century because the first photo was taken in 1826., ✅, The person who bag was found The laptop was not save the files because the battery was dead., ❌ Missing conjugation: was not saved

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