"Human Development Is Largely Due to Environment

"Human development is largely due to environment." This statement is an example of which side of the nature/nurture debate?

A) The statement is an example of the nurture side of the debate.
B) The statement is an example of the nature side of the debate.
C) The statement is an example of neither the nurture nor the nature side of the debate.
D) The statement is an example of either the nurture or the nature side of the debate.
E) The statement is an example of both the nurture and the nature side of the debate.