Final answer:
The primary function of Michael Brolly's architectural environment is artistic expression.
Step-by-step explanation:
The primary function of Michael Brolly's architectural environment is artistic expression. Brolly's architecture serves as a form of creative expression and communication, allowing him to convey his ideas and emotions through the design and construction of physical spaces. His architectural environment may evoke certain moods or themes, provoke thought, or challenge conventional ideas about space and structure.