Riddle

I am black and white. I have strings, I have keys. I make sound without my lips. I make dough with no flour. What am I?

Choose an answer

A.Guitar
B.Harp
C.Typewriter
D.Piano
Hint: It's a word with 5 letters, starting with "P".

Answer

Piano

Why this is the answer

A piano is black and white, has strings inside struck by hammers from its keys, and 'makes dough' is slang for earning money — a piano can be quite lucrative to play or sell.

This riddle is filed under "What Am I?" Riddles and rated Easy.