A Region of DNA Associated with a Particular Quantitative Trait

A region of DNA associated with a particular quantitative trait is called a quantitative trait locus (QTL) . Which of the following statements about QTL analysis is FALSE?

A) There are usually only a small number of QTLs associated with any complex behavior.
B) A goal of QTL research is to identify the many genes underlying a trait and the extent to which each of them alters the trait.
C) Once a QTL has been identified, that region of DNA can be sequenced and compared to a database of DNA containing genes whose functions are known.
D) QTL analysis can help to identify candidate genes.