Stan Is Asked to Count the Toes on His Left

Multiple Choice

Stan is asked to count the toes on his left foot and report the total. Stan says, "1, 2, 3, 4, 5. There are three!" Assuming he has five toes on his foot, which principle of counting has Stan apparently failed to master?

A) the one-to-one principle
B) the stable-order principle
C) the organization principle
D) the cardinality principle