Do these sentences have the same meaning?
In addition to O 'Connor , Rehnquist 's majority opinion was joined by Justices David Souter , Ruth Bader Ginsburg , and Stephen Breyer .
Joining him in the majority opinion were Justices Sandra Day O 'Connor , David H. Souter , Ruth Bader Ginsburg and Stephen G. Breyer .

Options are:
a). no
b). yes
b).