Which of the following is a key element to consider during preparation for painting?

Cleaning and priming surfaces is a critical element during preparation for painting because it ensures that the surfaces are ready to accept paint, which leads to a better finish and prolonged durability of the paint job. Properly cleaning the surfaces removes dirt, dust, grease, and any other contaminants that could affect paint adhesion. Priming is equally important, especially when working with porous surfaces or when you are applying a significantly different color, as it provides a uniform base that helps in achieving the desired color and finish.

This preparation task helps in identifying and addressing surface imperfections before painting, ultimately contributing to a more professional and lasting result. Additionally, it can help prevent issues such as peeling or blistering that can arise from inappropriate surface conditions.