With Respect to the Series of Rules Contained in the Provincial

With respect to the series of rules contained in the provincial sale of goods legislation that determine when title transfers,which of the following would be considered immaterial?

A) under Rule 2, whether the contract for specific goods is unconditional
B) under Rule 5, whether goods are sold on approval or on "sale or return"
C) under Rule 3, the putting of goods into a deliverable state
D) under Rule 1, the postponement of time of payment or delivery