The purpose of this study is to evaluate the safety and efficacy of ABT-450, ritonavir and ABT-267 (ABT-450/r/ABT-267; ABT-267 also known as ombitasvir) and ABT-333 (also known as dasabuvir) co-administered with ribavirin (RBV) in hepatitis C virus genotype 1 infected treatment-naïve adults.