I'll give you a question, please answer with step-by-step reasoning process.
What do you fit a piece with another piece?\nOptions:\n- puzzle box\n- chess game\n- plate\n- jigsaw puzzle\n- plate

jigsaw puzzle
A jigsaw puzzle is something where one has to fit all the pieces together in order to see the whole pictures.

Its a puzzle where one can fit a piece with another piece.

.

The answer: jigsaw puzzle