Final answer:
The Rehabilitation Act encourages and contributes to the rehabilitation of former offenders and assists them in assuming the responsibilities of citizenship.
Step-by-step explanation:
The act that encourages and contributes to the rehabilitation of former offenders and assists them in assuming the responsibilities of citizenship is The Rehabilitation Act. This act, passed in 1973, made it illegal to discriminate against individuals with disabilities in federal employment or in programs receiving federal funding. The Rehabilitation Act aims to transform offenders into law-abiding and productive members of society through various rehabilitation programs.