Which of the Following Correctly Orders the Process of Daily

Which of the following correctly orders the process of daily settlement?

A) clearinghouse officials establish a settlement price; each account is marked to market; accounts of those holding long/short positions are credited/debited appropriately; differences between today's settlement price and the previous days settlement price are determined
B) clearinghouse officials establish a settlement price; each account is marked to market; differences between today's settlement price and the previous day's settlement price are determined; accounts of those holding long/short positions are credited/debited appropriately
C) differences between today's settlement price and the previous day's settlement price are determined; accounts are marked to market; clearinghouse officials establish a settlement price; accounts of those holding long/short positions are credited/debited appropriately
D) clearinghouse officials establish a settlement price; differences between today's settlement price and the previous days settlement price are determined; accounts of those holding long/short positions are credited/debited appropriately; each account is marked to market