(a) Jack Skelington
(c) Friedrich Engels
(d) Morpheus (a la Sandman)
(f) Other (please specify)
(p.s., no one would know i've been designing surveys recently. that's not apparent at all.)
EDIT: sorry, i have to take chewbacca off the list. the costumes are unbelievably expensive, and making the costume myself would not go at all well.