Which of these situations is a good time to add a material to an object, instead of a texture?

With the downplay of emotion in classical music, music from this period doesn't usually exhibit the traits necessary for enduring quality.

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

What are some of the purposes of christian art