There are deterministic method related tracks that have not been
discussed so far. It is possible to use the uncertainty involved in
the polls. The votes need not be exactly 55% and 45% but there can be
some uncertainty on which one of the two groups is bigger.
The A supporters may vote
Below where I said unlike Borda I should have said unlike D2MAC.
Neither the Borda solution nor the reverse plurality solution requires
anything other than the ordinal preferences.
So the deterministic solutions that do not depend on some form of vote
trading are insensitive to whether or not