Emotions contribute to survival by enhancing arousal, eliciting approach or avoidance behaviors, and providing a means for nonverbal communication

While Javion is looking into his girlfriend's eyes,

he says, "Amandine, I have to tell you that I've never met a woman with eyes as green as yours. I love your eyes so much!" Technically, Javion is complimenting Amandine on the part of her eyes called the _____. Fill in the blank with correct word

There is (are) ________ somesthetic sense system(s)

a) one b) two c) three d) four