(Consider This) Madison, the CPA, Is Faster Than Mason, the House

(Consider This) Madison, the CPA, is faster than Mason, the house painter, at both accounting services and painting. This means that

A) there is no reason for them to trade services.
B) Madison should trade her accounting services for Mason's painting services, so long as Madison is relatively more efficient at accounting services.
C) Madison should trade her accounting services for Mason's painting services, so long as Madison is relatively more efficient at painting.
D) Madison has the comparative advantage in both services.