Which of the following lines from the excerpt uses juxtaposition to describe ballou's feelings about his possible demise?

a. "but, my dear wife, when i know, that with my own joys, i lay down nearly all of yours, and replace them in this life with care and sorrows."

b. "if it is necessary that i should fall on the battle-field for any country, i am ready."

c. "i know how strongly american civilization now leans upon the triumph of government, and how great a debt we owe to those who went before us through the blood and suffering of the revolution."

d. "[i]am willing, perfectly willing to lay down all my joys in this life to maintain this government, and to pay that debt."