Answer:
Juan has limited background knowledge for understanding the story
Step-by-step explanation:
Soccer can be described or explained as a form of game that involves the use of a ball. Example of this is football which involves two teams of eleven players each.
In this case, Although Juan has played soccer before but not specifically football. this means that, he has no idea of what or how football is played.
So , when he found himself in a situation of giving or providing answers to questions related to football, he found it very difficult because he has limited background knowledge about the game he was asked questions about, and also about the whole story.