Government workers and contractors with close ties to Democrat run governments are an important part of that constituency both for electoral and monetary purposes. Also convinced doctainaire leftists are part of that constituency. Many of course overlap in the groups you list.
“ Many of course overlap in the groups you list.”
Definitely true. I didn’t recognize the indoctrinated college students, the pro-choice, etc for that very reason. But it is a BIG ZOO for sure.