Read the paragraph about Chicago and the paragraph’s central idea.

Chicago is a windy Midwest city with a reputation for cold weather and warm pizza. Chicago’s deep-dish pizza is famous worldwide. Chicago-style pizza was introduced by Uno’s Pizza in the 1940s, and now the style is imitated from coast to coast. This style of pizza is characterized by a thick layer of dough with a "springy” texture.

Central Idea: Chicago is recognized as the home of the famous deep-dish pizza.

Which detail is most important to include in a summary of this paragraph?

Chicago is a windy city located in the Midwest.
Uno’s Pizza in Chicago introduced deep-dish pizza.
Deep-dish pizza is now served around the country.
Chicago-style pizza has a thick dough with a springy texture.