What type of AM part is able to change its behavior depending on environmental factors?

The correct choice, which refers to smart structures, highlights a significant aspect of additive manufacturing in the context of advanced materials and design. Smart structures possess the ability to adapt and change their properties or behaviors in response to external stimuli, such as temperature, humidity, or electrical inputs.

These properties are often achieved through the incorporation of smart materials, which can sense and react to changes in their environment. This dynamic capability allows for applications in various fields including aerospace, biomedical, and robotics, where adaptive performance can enhance functionality and efficiency.

Static structures and rigid structures do not have the ability to change their behavior based on environmental factors; they remain unchanged once they are created. Conventional parts typically refer to traditional manufacturing methods and materials that do not have any adaptive characteristics. Therefore, smart structures stand out due to their cutting-edge technology and functionality that aligns with the evolving nature of additive manufacturing.