The adventure of the missing picture
Read the excerpt."At least ten minutes had passed since the last locker door slammed.I had lurked long enough in the deserted shower stall, ruminating on my devious plan. I emerged to see the vacant room I'd anticipated. Within minutes, I had deciphered the locker combination and opened it without witness. This was my chance to reclaim what was rightfully mine, and I felt my heartbeat escalate."Which best describes the tone of the excerpt?
A.Confused
B.Secretive
C.Frustrated
D.Surprised