Final answer:
The sequence is Gulf of Tonkin Resolution, Operation Rolling Thunder, and then Tet Offensive, which corresponds to Option A in the list provided.
Step-by-step explanation:
The correct order of the events from earliest to latest is: Gulf of Tonkin Resolution, Operation Rolling Thunder, Tet Offensive. This means the correct sequence would be Option A. Gulf of Tonkin Resolution began on August 7, 1964, with nearly unanimous congressional approval of President Lyndon Johnson's request to use military force in Vietnam after reported attacks on US ships. Operation Rolling Thunder was an extensive bombing campaign that began in 1965. Lastly, the Tet Offensive was a major turning point in the Vietnam War, with surprise attacks launched by North Vietnamese forces on January 30, 1968.