Read:
(1) In the modern world, we want to make everything easy to do. (2) We would never think of making our own clothes and growing all our food. (3) It would take strength and countless hours to perform these tasks, and our economy provides these necessities for us.
Mary did not write an effective position statement for her paragraph. She would like to replace sentence 3 with a sentence that better articulates her position. Which of the following should she use?