What was the name of the Quebec bishops' 1950 pastoral letter that supported Catholic labour unions during the Asbestos Strike?

• A The pastoral on economic justice
• B The worker's encyclical
• C The solidarity message
• D The social doctrine of the Church ✓

The Quebec bishops' support for striking asbestos workers in 1949-50, articulated in their pastoral letter on social doctrine, marked the beginning of the Church's turn toward social justice in Quebec.