As long as people have different everyone has a comparative advantage in something

What does tolstoy set up gerasim to be foil to praskoyva fedornovna

Which of the following sentences requires a colon to be correct? a. in his vacation suitcase, jonathan packed two pairs of pants, four shirts, his swimsuit, and his favorite pajamas. b. when she decided to write a letter, she grabbed her pen, paper, stamps, and address book. c. the new dessert recipe called for equal parts of sugar, cream, peanut butter, and crushed pecans. d. she gathered all of her ingredients to make a smoothie strawberries, blueberries, bananas, and yogurt.

Which of these rhetorical devices is most clearly used in the underlined portion of the text?