When an elementary school teacher was returning to school in the fall, she wanted to buy markers and craft paper. She remembered the discount website she visited last year for her purchases, so plans to start there to see if the website still carries the items previously purchased. What term best describes the information search method used by the teacher?
a. market-dominated external source
b. internal search
c. personal external source
d. market-dominated internal source
e. public external source
Answer: b. internal search