Which of the following is a correct use and APA in-text citation of...

Which of the following is a correct use and APA in-text citation of a summary of a source? 

 a. In one example, Herman Bayo looks at the number of medical errors made by one clinic in the 1990s (2020).

b. Herman Bayo (2020) addresses "a range of valid points in opposition to a blanket ban on holistic treatment" (Smith, 2019, p. 34).

 c.Herman Bayo (2020) addresses the points made by a number of authors who stand in opposition to a complete ban of all holistic treatments.

 d.Herman Bayo addresses a range of valid points in opposition to a blanket ban on holistic treatment; in fact, Bayo's particular look at the relatively low danger of holistics as compared to mainstream medicine is even more compelling than is Smith's (2020).