x No Plagiarism!CGaxMxpKBA7ZIpeCPq08posted on PENANA 6. What Has Keys But Can’t Open Locks?8964 copyright protection129PENANASUaETlOxfi 維尼Answer: A piano8964 copyright protection129PENANApTeoAFcy7v 維尼216.73.216.31ns216.73.216.31da2