The answer would be hypothalamus.
Hypothalamus is a part of the brain that located below the thalamus (hypo mean "under"). Hypothalamus can control nervous and endocrine system. It was divided into front/anterior, tuberal and back/posterior part. Thirst would be regulated by anterior and posterior part, temperature by anterior part and sexual behaviour by anterior part.
C. A vertebrate because a vertebrate animal has a backbone. :)
Hope this helps! ;)
Genus. Becasue it goes genus then species ex:homo sapian
It aids the plant in spreading its seeds before they are destroyed or contaminated
