Which of the following is better directly quoted instead of...

Which of the following is better directly quoted instead of paraphrased?

 a. Nevertheless, it is highly unlikely you will end up with an unqualified physician. As Geoffrey Chaucer penned of the profession centuries ago and as still holds true, "The lyf so short, the craft so longe to lerne" (ca. 1370, line 1).

b. According to Smith (2020), "Many people are shopping around for physicians these days" (p. 64).As Reminga notes, "We should spend plenty of time researching before deciding on a family physician" (2019, p. 743).

c. Santera (2020) puts it best: "It costs very little, often nothing, to shop around for a physician that best meets our needs" (p. 694).

 d. As Reminga notes, "We should spend plenty of time researching before deciding on a family physician" (2019, p. 743).