GMAT Sentence Correction (SC) | Re: The Final days of marie, for most of her life regarded to be

The Final days of marie, for most of her life regarded to be egregiously sly and selfish exploitative,were endured with unexpected dignity and remorse.

a) The Final days of marie,for most of her life regarded to be egregiously sly and selfish exploitative,were endured
b) for most of her life regarded to be egregiously sly and selfish exploitative,marie's final days were endured
c) marie,for most of her life regarded as egregiously sly and selfish exploitative, endured her final days
d) marie,being