The answer for this would just be your opinion.
how confident are you in answering the question, if you are not confident than say you aren’t and try to explain it to the best of your ability.
Humans have higher brain functions
These primates have retained some primitive mammalian anatomical and behavioral traits, such as a strong sense of smell with an associated longer snout, eyes that are positioned more to the sides of the head, a smaller brain, a distinct breeding season and litters of offspring, nocturnal activity and the ability to synthesis vitamin C.
Liquid - A
Plasma - B
Solid - C
Gas - D