Which scenario most likely shows how a scientist can use creativity?

A scientist changes the design of a wine-making machine so it can be used to print books.
A scientist observes the movement of baseballs after they are thrown.
A scientist conducts several trials when experimenting how fast chocolate melts in different containers.
A scientist carefully measures the height of plants when given different amounts of water.

A scientist changes the design of a wine-making machine so it can be used to print books.