Which sentence from the passage supports the inference that Valencia is eager for the opera to begin?
a. Valencia was hardly breathing as the stage lights came up on a square in Seville, Spain, and a nearby cigarette factory.
b. But when the lights went down and the orchestra in the pit in front of them launched into the overture, no one moved.
c. At the end of the first act, the audience applause broke her reverie, and she sat back in her seat, blinking as the house lights came up for a short intermission.
d. Valencia Torres and her classmates noisily took their seats in the front row of the theater, their English teacher, Mr. Thurmon, trying in vain to hush them.