What contextual information supports the notion that the vacant niche in titian's pieta may be a symbol of death?

What is the value of an original etching by r h moore january 1886

Poussin was responsible for establishing what as a key component of 17th century french art

In areas where even the experts disagree; everyone has a right to his own opinion. i mean if answers aren’t given just like in lots of things; then it has to be just anyone’s opinion. is this dualism multiplicity relativism or commitment