TASK DEFINITION: Two analogies that relate actions with their consequences are given in the form "A : B. C : ?". The phrase "A : B" relates action A to consequence B. Your task is to replace the question mark (?) with the appropriate consquence of the given action C, following the "A : B" relation. Your answer should be a single verb, without further explanation.
PROBLEM: fear : flee. listen : ?

SOLUTION: hear

PROBLEM: ignite : burn. travel : ?

SOLUTION: arrive

PROBLEM: listen : hear. nourish : ?

SOLUTION:
grow