Final answer:
The first type of ice cream to combine three flavors is Neapolitan, featuring chocolate, vanilla, and strawberry in one package.
Step-by-step explanation:
The first type of ice cream to combine three flavors is Neapolitan. This flavor is known for its distinct sections of chocolate, vanilla, and strawberry ice creams, placed side by side in the same container without any packaging in between. Neapolitan ice cream was named after Naples, Italy, where these three flavors were popular and often served together. The creation of Neapolitan ice cream represented a significant point in the history of ice cream, offering a convenient way for ice cream lovers to enjoy multiple flavors at once.