When learning to draw human figures, children progress through a predictable series of stages. Which of the following shows stages in chronological order?
(a) Separation of head and trunk, representation of neck, substance added to limbs, use of profile.
(b) Representation of neck, arms correctly placed, varying expressions, use of profile.
(c) Arms correctly placed, representation of neck, substance added to limbs, varying expressions.
(d) None of the above