two of students of BSI semester I are friends.they spend most of their time studying but are planning to leave for their hometown in vacations for some other re-greational activities after the competition of final term examination which is going to hold in mid febraury.Maha claims that she could collect 10 oranges or can catch one fish per hour from pond besides their hometown in village while khadija claims that she could collect 2 oranges or 2 fish per 2 hours.what is the opportunity cost of catching fish for both .who has comparative advantage and who has absolute advantage in catching fish.