Which Pair of Variables Should Produce a Correlation near Zero

Multiple Choice

Which pair of variables should produce a correlation near zero?

A) ​model year (2003, 2004, etc.) and price for a used Honda
B) ​driving distance from college and weekly cost of gas for commuters
C) number of hours studying and number of errors on a math exam
D) ​IQ and weight for a group of third-grade students