During an operation for carcinoma of the hepatic flexure of the colon, an unexpected discontinuous 3-cm metastasis is discovered in the edge of the right lobe of liver. The surgeon should
Terminate the operation, screen the patient for evidence of other metastases, and plan further therapy after the reevaluation Perform a right hemicolectomy and right hepatic lobectomy Perform a right hemicolectomy and a wedge resection of metastasis Perform a cecostomy and schedule reoperation after a course of systemic chemotherapy