Taking into account the statement above: "In a two-dimensional work with asymmetrical balance, the appearance of balance is achieved by:
a. None of these answers is correct.
b. the use of ideal proportions.
c. All of these: following a canon; the use of ideal proportions; and distributing visual weight accordingly.
d. distributing visual weight accordingly.
e. following a canon."
The answer is: D.
Hope this helps.