For the artworks featured in this module, the dome of heaven is referenced in both the islamic and christian traditions.
(a) true
(b) false

(A) True

Explanation:

The scheme to depict the Heaven inside of a building can be found in early Christian representation, and later periods, but also is a feature associated with Islamic traditions. A good example that can illustrate this statement it's St. Peter's Basilica Dome in Rome (a Christian building) and the Dome of Rock in Jerusalem (an Islamic building). Both buildings use this structural scheme.

lithograph is created by etching the flat surface of a print.