Final answer:
In 'To Kill a Mockingbird', Mr. Dolphus Raymond gave Dill Coca-Cola to settle his stomach during the trial scene.
Step-by-step explanation:
In the novel To Kill a Mockingbird by Harper Lee, Mr. Dolphus Raymond gives Dill something to drink to settle his stomach. When Dill feels sick during the trial scene, Mr. Raymond offers him a sip from his paper bag. It is revealed that the drink is Coca-Cola, although the town assumes Mr. Raymond always carries alcohol in the bag. Hence, the correct answer is 3) Coca-Cola.