Earlier quoted context omitted.
When you don't vote, you're really just voting for "whoever happens to win". So I count the non-voters among (R) supporters, or at least as "OK with Trump". Otherwise, they would have voted.
I don't think that makes sense. If Harris had happened to win through some minor change in the timeline (she came very close after all), would those people whom you call R supporters instead somehow be D supporters, just because of that minor change in the timeline? As for "OK with Trump", I think that describes some non-voters. However, there are also non-voters who are more accurately described as "not OK with eith…
Yes.
See also: support; passive/active