Final answer:
The sentence that best describes the conflict in 'The All-American Slurp' is that the family struggles with cultural differences, which is an external conflict.
Step-by-step explanation:
In the story The All-American Slurp, the sentence that best describes the story’s conflict is a) The family struggles with cultural differences. This conflict can be considered an external conflict as it involves the family's interaction with a new environment and societal norms that are different from what they are accustomed to. The main characters in this story face challenges of assimilation and cultural misunderstandings as they attempt to navigate life in America.
It is important to recognize that conflict is a key element in storytelling, and it can be categorized as either internal or external. An internal conflict occurs within a character, such as dealing with emotional issues or moral dilemmas. External conflict, which is present in this story, happens between a character or group and an outside force, which in this case is the societal and cultural expectations of their new country.