Would you use a GI regimen (FOLFOX) or a GYN regimen (Carboplatin/Paclitaxel +/- immuno) for a 71yo women with ascites, a large pelvic mass arising from the uterus (on CT), and peritoneal implants that are CDX2 positive, PAX 8 / WT-1 negative, p53 wild type, intestinal type?