Final answer:
Whataburger is truly Iconic food for many proud Texans. The correct answer is C) Iconic; proud.
Step-by-step explanation:
The best answer to the question, "Whataburger is truly ________ food for many ________ Texans." would be C) Iconic; proud. This is because Whataburger is a popular and well-recognized fast-food chain that originated in Texas. It has a strong association with Texan culture and identity. Specifically, in Texas, beef is the most commonly used meat for BBQ due to the favorable climate for cattle ranching.
Therefore, a Texan reared on such cuisine might consider Whataburger, known for its burgers, as an iconic part of their culinary experience. Moreover, the term proud reflects the spirit of many Texans who take pride in their state's unique culture and contributions, which includes its food.