Use the Following to Answer Question 95

Use the following to answer question 95:
Figure: The Gains from International Trade
-(Figure: The Gains from International Trade) Use Figure: The Gains from International Trade.If each country specializes completely in the good for which it has a comparative advantage,each country must trade _____ computer(s) for _____ box of roses to consume at combination C' .

A) 1;0.5
B) 2;1
C) 0.5;1
D) 1;1