Final answer:
The state of the soul that grasps universal truths according to Aristotle is the Rational Soul, which is unique to human beings.
Step-by-step explanation:
Which of the following states of the soul grasps the universal, unchanging, and necessary truths? The correct answer is A) Rational Soul. Aristotle stated that among living beings, only humans possess the rational soul, which gives them the ability to reason and comprehend universal truths. This soul differentiates humans from other creatures which may possess the vegetative soul (growth and nutrient exchange), the sensitive soul (experience and movement), and the appetitive soul (desires), but not the capability for rational thought and contemplation of the eternal and the immutable.