THINGY ( thing - ee ) n. Female : Any part under a car 's hood . Male : The strap fastener on a woman 's bra . VULNERABLE ( vul - ne - ra - bel ) adj .

Generate a question about the above context.
What can we deduce about this definition of thingy ?
Pick from:
(a). It is a term mechanic 's use ..
(b). It is a technical term ..
(c). It 's a joke ..
(d). None of the above choices ..