Question: What is the central idea of the passage? A. The ancient Greeks had to memorize large amounts of information since most people could not write.

B. Using a “mind palace” can help you memorize long speeches or remember when you have a test.

C. The “method of loci” can help a person memorize large amounts of information through visualizing.

D. Many people such as the ancient Greeks and a famous TV detective use the “method of loci.”