With no explanation, chose the best option from "A", "B", "C" or "D". grievance appeal form, “courts have ‘ample’ discretion’ to forego exhaustion of a (state grievance procedure) if you miss grievance deadlines.” Plaintiff’s appeal was denied; he filed a complaint in federal district court under 42 U.S.C. § 1983; the district court concluded that Plaintiff failed to show good cause necessary to excuse his untimely filing. We agree. The Prison Litigation Reform Act of 1995 (“PLRA”) requires that a prisoner exhaust all available administrative remedies before a suit challenging prison conditions may be brought. 42 U.S.C. § 1997e(a). As the Supreme Court has observed, an invigorated exhaustion requirement is a centerpiece of the PLRA’s effort to reign in the quantity of prisoner suits. Woodford v. Ngo, — U.S. -, 126 S.Ct. 2378, 2382, 165 L.Ed.2d 368 (2006) (<HOLDING>). Exhaustion is left to the discretion of

A: holding that  1997ea requires proper exhaustion
B: holding that proper exhaustion under  1997ea is mandatory and requires adherence to administrative procedural rules
C: holding that proper exhaustion of administrative remedies is necessary under section 1997ea
D: holding that exhaustion under  1997ea must occur prior to commencement of the action
C.