Tess can either produce four apples and zero pear or zero apple and eight pears. Russ can either produce seven apples and zero pear or zero apple and seven pears. Which of the following is true?
O To produce 1 pear, Russ has to give up one half of an apple.
O Tess has the comparative advantage in apple production.
O Russ has the comparative advantage in apple production.
O To produce 1 apple, Tess has to give up 1 pear.