How Did the Papal Decree Periculoso Affect the Lives of Nuns

How did the papal decree Periculoso affect the lives of nuns?

A) Nuns were required to take on charitable work as their central activity, running schools and hospitals for the poor.
B) Nuns were permitted to adopt children as family members so that they could pass property on to them.
C) Nuns were required to be permanently cloistered within the walls of a convent, with limited contacts with those outside.
D) Nuns were required to financially support their own convents so as to not be a drain on church resources.