super urgent!!

Jenny and Mark are partners and the sole employees in a law firm. Their firm specialises in preparing (writing and typing) legal briefs. Each person works 40 hours per week at the firm. Jenny is the best lawyer in town, and also the best typist. She can write a brief in 8 hours, and type it up in 3 hours. Mark is also pretty good at both tasks. He can write a brief in 16 hours, and type it up in 4 hours. a. Who has an absolute advantage in writing briefs? b. In terms of typing jobs, what is Mark's opportunity cost of writing briefs? C. Who has a comparative advantage in writing briefs? d. Who has a comparative advantage in typing briefs? e. If each person only does the task in which she/he has comparative advantage, then the firm will produce complete briefs. f. In this case, will have time left over. g. The maximum number of complete briefs the firm can produce is