Which of the following is one of the sections of the ExAC?

The correct answer is that one of the sections of the ExAC is focused on Construction Knowledge. This section encompasses various aspects related to the materials, methods, and systems used in construction. It tests the candidate's understanding of the practical application of architectural knowledge, including structural requirements, construction processes, and safety standards.

Understanding construction knowledge is vital for architects, as it enables them to make informed decisions during the design and execution phases. This section ensures that candidates are well-versed in the technical aspects of building and can effectively navigate the complexities of construction sites.

The other options, while they may suggest relevant areas of architectural practice, do not represent the specific sections outlined within the ExAC framework. Each section of the ExAC is carefully designed to evaluate a candidate's competencies in distinct areas critical for practicing architecture successfully in Canada.