Question

riddle:-
what has many keys but can't open a single lock?​

Answer 1

Answer:

a piano is the has many keys but can't open a lock

Answer 2

▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬

$\Huge{\textsf{\textbf{\purple{ \: \: Piano}}}}$

▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬