; (B) begin to expand the effective evidence-based recidivism reduction programs and productive activities it offers and add any new evidence-based recidivism reduction programs and productive activities necessary to effectively implement the System; and (C) begin to implement the other risk and needs assessment tools necessary to effectively implement the System over time, while prisoners are participating in and completing the effective evidence-based recidivism reduction programs and productive activities. (2) Phase-in In order to carry out paragraph (1), so that every prisoner has the opportunity to participate in and complete the type and amount of evidence-based recidivism reduction programs or productive activities they need, and be reassessed for recidivism risk as necessary to effectively implement the System, the Bureau of Prisons shall— (A) provide such evidence-based recidivism reduction programs and productive activities for all prisoners before the date that is 2 years after the date on which the Bureau of Prisons completes a risk and needs assessment for each prisoner under paragraph (1)(A)