(Question)
The introduction of industry greatly expanded human what? - big city - factory - machinery - poverty - civilization  The best answer is
(Answer)
civilization


(Question)
The area of land next to the ocean is called what? - underwater - surface of earth - waterfalls - delta - beach  The best answer is
(Answer)
beach


(Question)
Where would you see a conductor and performers singing in German? - subway - listen to music - orchestra - broadway - opera  The best answer is
(Answer)
opera