Research on trait heritability has revealed which of the following? Please select the best answer from the choices provided Both differences and similarities regarding personalities have been found in families. The influence of heredity on personality is about 20 percent. There are more differences in personality characteristics among family members than there are similarities. There are more similarities in personality characteristics among family members than there are differences.

Read the following passage: he roamed from chamber to chamber with hurried, unequal, and objectless step. the pallor of his countenance had assumed, if possible, a more ghastly hue— but the luminousness of his eye had utterly gone out. the once occasional huskiness of his tone was heard no more; and a tremulous quaver, as if of extreme terror, habitually characterized his utterance. there were times, indeed, when i thought his unceasingly agitated mind was laboring with some oppressive secret, to divulge which he struggled for the necessary courage. which of the above ideas might be considered foreshadowing? he is wandering all over the chamber his skin tone is really pale his voice is quivering the narrator thinks he is laboring with an oppressive secret