Which of the following features of "There Will Come Soft Rains" does not reflect postmodernism?

A$.$ Its pastiche characteristics and blending of genres: elements of satire, speculative fiction, science fiction, post$-$apocalyptic fiction, and

allusions to other literary works $($e$.$g$.$ Sara Teasdale's "There Will Come Soft Rains"$)$

B$.$ emphasizes the dehumanizing effects of technology

C$.$ Its third$-$person omniscient narrator evokes a fixed, objective, and detached perspective

D$.$ its absence of moral human agents gives the narrative a sense of meaninglessness and ethical ambiguity