Two analogies that relate actions to the tools used to perform the action is given in the form "A : B. C : ?". "A : B" relates action A to tool B. Your task is to replace the question mark (?) with the appropriate tool for the given action C, following the "A : B" relation.

Q: clamp : clamp. sweep : ?

A: broom
****
Q: unlock : key. spread : ?

A: knife
****
Q: dry : blowdryer. wash : ?

A:
soap
****
