The correct option is
A Mammalia
- 'Homo' is the genus that comprises modern humans ( Homo sapiens ) and ancestors of humans that are extinct now.
- 'Homo' genus is part of order 'Primata' ( primates ) and class 'Mammalia'.
- Prosimii is a suborder of order 'Primata' and it includes primitive primates like lemur.
- Anthropoidea is a suborder of order 'Primata'. It including monkeys, apes and humans.
So, the correct option is 'Mammalia'.