I don't negotiate with kidnappers. And I'd still get my kid back.
But yes, the question is a setup, other solutions seem plausible... as plausible as the scenario itself, at least.
LOST fans know how one guy answered this question:
Pan's Labyrinth offered another:
"Hey Capa -- We're only stardust." ~ "Sunshine"
“Pleasure to me is wonder—the unexplored, the unexpected, the thing that is hidden and the changeless thing that lurks behind superficial mutability. To trace the remote in the immediate; the eternal in the ephemeral; the past in the present; the infinite in the finite; these are to me the springs of delight and beauty.” ~ H.P. Lovecraft