Who was the Philadelphia Wireman?

a)  an unknown artist who made sculptures from refuse and other objects
b)  a homeless man who created clothes and blankets from woven bits of wire
c)  an outsider artist who became famous through the public exhibition of his works in museums
d)  a man who used wire and other found materials to create monumental sculptures in his backyard

Ans: a)  an unknown artist who made sculptures from refuse and other objects