Dr. Packard makes a presentation to his students where he argues that extraversion has become such a powerful personality trait because our ancestors needed to be outgoing in order to meet people from other tribes and avoid incestuous relationships. Dr. Packard is supporting the explanation of personality traits.

answer; the correct answer to the above statement is to increase the production of milk in a herd of milk cows, the highest producing cows were chosen as the mother;

an aneroid barometer is different from a mercury barometer in that it provides readings that increase as air pressure increases.

hope it : )

answer; randomization;

answer; /// the above statement is (true);