How did R&B gets its name

Prairie houses a. irregular in plan, two stories high, with one-story wings b. irregular in plan, one story high, with two-story wings c. irregular in plan, two stories high , with two- story wings d. irregular in plan, one story high, with one-story wings

How many people were involved in the stainglass procedure and who are they

The painting entitled, the old testament ,is an example of