Question

Which sentence demonstrates correct comma usage?
a.John Peter Zenger, who published the New York Weekly Journal, was jailed in November 1734 for printing a true although critical story.
b.John Peter Zenger, who published, the New York Weekly Journal, was jailed in November 1734 for printing a true although critical story.
c.John, Peter, Zenger, who published the New York Weekly Journal, was jailed in November, 1734 for printing a true, although, critical story.
d.John Peter Zenger, who published the New York Weekly Journal, was jailed in November 1734 for printing a true, although critical