The correct option is
D Psychozoic
Psychozoic:- Pertaining to the period of geological time characterized by the presence of human intelligence.Proterozoic:- The appearance of oxygen in Earth's atmosphere to just before the proliferation of complex life on the Earth.
The Mesozoic was also a time of great change in the terrestrial vegetation.
The Cenozoic spans only about 65 million years, from the end of the Cretaceous Period and the extinction of non-avian dinosaurs to the present.
So, the correct answer is "Psychozoic".