Can you help me to explain the answers in detail below? Thank you very much.

27.(Figure: Home and Foreign Autarky Equilibria) According to the shapes of the two PPFs, which nation has a comparative advantage in the production of computers? Home Foreign Shoes B Shoes C C U Qst Computers Computers Home Foreign neither Home nor Foreign both Home and Foreign28.(Figure: Home and Foreign Autarky Equilibria) According to the graph, which nation has a higher no-trade equilibrium relative price for computers (in terms of shoes)? Home Foreign Shoes B Shoes C. C U Qst Computers Computers Home Foreign Home and Foreign have the same no-trade equilibrium relative price. neither Home nor Foreign29.(Figure: Home and Foreign Autarky Equilibria) Which line in the graph represents Foreign's relative price of computers in terms of shoes? Home Foreign Shoes | B Shoes U Q st Computers Computers C COD