In the context of the origins of personality, which of the following is true of the quantitative trait loci (qtl) approach?
multiple choice
it focuses on the amount of similarity between identical versus fraternal twins on a given trait.
it points to nurtured markers for several basic personality traits.
it states that a majority of personality is influenced by life experiences and the environment.
it uncovers the location on particular genes that is associated with high or low levels of a trait.