Final answer:
The Whataburger Junior was introduced in 1980, which is option D. Unlike the 1967 date, which is tied to Gabriel García Márquez starting his novel One Hundred Years of Solitude.
Step-by-step explanation:
The Whataburger Junior was added to the menu in the year 1980, which corresponds to option D in your question. The other years listed, such as 1965 and 1975, correspond to other significant events and milestones related to various subjects or people. For instance, Gabriel García Márquez, a famous Colombian novelist, started writing his acclaimed novel One Hundred Years of Solitude in 1967, option A, which became one of the most important works in modern literature.