Dacians and Romans Are at War and They Are Both

Dacians and Romans are at war and they are both producing bows and arrows.The Dacian weapon-smith can make 10 arrows or 2 bows in one hour,whereas the Roman weapon-smith needs two hours to make 10 arrows,but he can make 3 bows in two hours.Which of the following is correct?

A) The Romans have absolute advantage in making bows
B) The Romans have absolute advantage in making arrows
C) The Dacians have comparative advantage in making bows
D) The Dacians have comparative advantage in making both arrows and bows
E) The Dacians have absolute advantage in making both arrows and bows