Which of the Following Researchers Is Using the Quantitative Trait

Multiple Choice

Which of the following researchers is using the quantitative trait loci (QTL) approach to studying personality?

A) Julie is examining the relationship between changing residences and outgoingness.
B) Martin is looking for genetic markers associated with compassion.
C) Deana is conducting fMRI scans of subjects who scored high on a measure of shyness.
D) Fletcher is documenting the connections between childhood obesity and anxiety.