Legal prohibitions on manual scavenging have existed for decades, yet the practice persists in many towns because alternative, mechanised sanitation infrastructure has not kept pace with the ban, leaving both the workers who need income and the municipalities responsible for maintaining sewers with few other options in practice.

Which of the following statements is/are correct, based on the above passage?

1. Legal bans alone have been sufficient to end manual scavenging.

2. Persistence of manual scavenging is linked to inadequate mechanised sanitation infrastructure.

Select the correct answer using the code given below.