Incorrect. It is a lot of black people that are upset at her being commercialized.
No. There is the fringe, left-wing blacks, the Sharpton-Jackson wing, who are doing this to stoke division because there's going to be some people who will object.
BTW, I'm vehemently opposed to Tubman being on the $20. My belief is that only the Founders should be on currency. But I don't mind if Tubman was on a commemorative coin though.