Select the correct text in the passage.
Which sentence from the excerpt introduces an element of tension in the plot of the story?
(7) After supper, when the children had been put to bed and the house lay silent, the husband lighted the candles on the piano. He looked at the lithographed title-page and read the title: Romeo and Julia.
(8) "This is Gounod’s most beautiful composition," he said, "and I don’t believe that it will be too difficult for us."
(9) As usual his wife undertook to play the treble and they began. D major, common time, allegro giusto.
(10) "It is beautiful, isn’t it?" asked the husband, when they had finished the overture.
(11) "Y—es," admitted the wife, reluctantly.
(12) "Now the martial music," said the husband; "it is exceptionally fine. I can remember the splendid choruses at the Royal Theatre."
Someone please help? Thank you :D