After comparing divorce rates among identical and fraternal twins,Dr. Alexander has concluded that genes do play a role. Dr. Alexander is most likely a(n)

A) evolutionary psychologist.
B) behavior geneticist.
C) geneticist.
D) divorcee.

Behavior Geneticist

A scientist who studies the genetic and environmental influences on behaviors, often through twin and adoption studies, to understand the heritability of traits.

Divorce Rates

A statistical measure representing the number of divorces that occur in a particular population during a specific period of time, often per year per 1,000 people.