Question: Determine the topic of the passage. "The greater palatine canal (or pterygopalatine canal) is a passage in the skull that transmits the greater palatine artery , vein, and nerve between the pterygopalatine fossa and the oral cavity ." Topic:
Answer: Greater palatine canal

Question: Determine the topic of the passage. "The humanities include ancient and modern languages , literature , philosophy , religion , and visual and performing arts such as music and theatre ." Topic:
Answer: Humanities

Question: Determine the topic of the passage. "Lead-acid batteries are made up of plates of lead and separate plates of lead dioxide , which are submerged into an electrolyte solution of about 38% sulfuric acid and 62% water ." Topic:
Answer:
Automotive battery