It takes juan 1 hour to wash a car and 2 hours to wax it. maria, on the other hand, takes 1 hour to wash a car and half an hour to wax it. if they divide the work, would specialize in washing since his/her opportunity cost is for that activity.

you should think about the answers you give and expect the same form your questions.

swahili is an extremely rich and complex civilization, a set of ethnic groups articulated by a language and a series of cultural elements that fuse the african traditions, islam and indian culture. this growth was largely a result of the indian ocean trading network that brought in not just man-made riches, but also religious ideas, specifically islam, which had a significant impact on the local culture. furthermore, the development of the swahili language gave a common cultural unity to the people.

answer; (d) all of the above; 100%