How Can Eliminating the Deposit Contract Itself by Doing Away

How can eliminating the deposit contract itself by doing away with the sequential service constraint reduce the possibility of bank run?

A) The bank can issue dividend-paying) equity claims such as those issued by mutual funds and any withdrawal by investors would be commensurate with the fractional ownership in the fund so there is no advantage to be the first in the queue.
B) Without the deposit contract, the bank is an all-equity financed firm and therefore there is no risk of failure.
C) Without the deposit contract, the bank is not subject to bank regulation and therefore it does not have to worry about regulatory monitoring.
D) As long as the bank's shareholders don't have to share the bank's profits with other creditors, the bank shareholders need not run the bank to withdraw their investments.
E) none of the above