Question: Determine the topic of the passage. "The series also originated much tie-in merchandise, making the Harry Potter brand worth in excess of $15 billion." Topic:
Answer: Harry Potter

Question: Determine the topic of the passage. "Area code 810 is the telephone area code serving eastern Michigan ." Topic:
Answer: Area code 810

Question: Determine the topic of the passage. "In the maintenance of file systems , defragmentation is a process that reduces the amount of fragmentation ." Topic:
Answer:
Defragmentation