Based on the following passage, what foundation construction worker likely makes the most money and why? For pile driver operators, inspecting and maintaining heavy equipment properly and safely is a large part of the job. Knowing and following safety codes on a construction site is paramount in this position, as is a commercial driver’s license. Geotechnical engineers conduct site investigations to determine what kind of stabilizing the soil may need or what kind of foundation is most appropriate for a proposed structure. They assess the risk of earthquakes, landslides, and soil liquefaction on a site and then plan earthwork accordingly.

A) geotechnical engineers because they work remotely
B) pile driver operators because they are required to be licensed
C) geotechnical engineers because their job requires scientific education
D) pile driver operators because their job is more dangerous