suppose in some economy there are 100 million workers; 8 million of those workers work in retail trade, and 2 million of the retail workers belong to unions. total union membership in this economy is 30 million. the rate of unionization in the economy is: group of answer choices 30 percent and the rate of unionization in retail trade is 25 percent. 8 percent and the rate of unionization in retail trade is 2 percent. 30 percent and the rate of unionization in retail trade in 20 percent. 20 percent and the rate of unionization in retail trade is 25 percent.