Which technique is used to create images with multiple layers of short, straight marks made at haphazard angles and of varying densities?

Question: michelangelo made several creative decisions in the process of making the pieta. one of these was to portray mary as a young woman. how would the sculpture be different if mary had appeared to be in her early 50's, as she probably was when christ was crucified? would this improve or detract from the work? why? use additional internet resources in support of

Which of these forms or genres appeared in the baroque period, but  not  previous periods?

David is preparing a presentation on art history. complete the sentence to david describe a significant change in christian art