A study on couples' retirement transitions found that women who took new jobs after retiring from their primary careers reported high marital satisfaction,more so than those who retired completely.
A. more so than those who retired - Correct
B. which was more than if they had retired - changes the meaning - to make the second part of the comparison a hypothetical - but the original meaning is that the ones who take new jobs are being compared to those who don't
C. more than when retiring -
...
A. more so than those who retired - Correct
B. which was more than if they had retired - changes the meaning - to make the second part of the comparison a hypothetical - but the original meaning is that the ones who take new jobs are being compared to those who don't
C. more than when retiring -
...









