Spencer wants to work in a field that relates to alternative energy sources. His research suggests these careers (see list below). Spencer ranks his personal criteria with number 1 being the most important. 1-Technical in nature 2-Potential to earn over $100,000 3-Maximum educational requirement is a master's degree 4-Little-to-no interaction with external clients Which career meets all of Spencer's personal criteria

Wind Energy Engineer

Explanation:

Wind Energy engineers are responsible for developing wind farms which utilize wind energy in order to generate electricity.

Such a designation may require different task performances such as relating to creation of design plans for developing a wind farm, deciding the location of wind farm with respect to the direction and flow of wind, deciding upon the kind and features of the turbines that will be used at the wind farms, etc.

The job is technical in nature. Also usually such engineers get paid around $ 100,000 on an average, with required educational qualification being a bachelors degree atleast and since the engineer works in developing and design of plans, there is little or negligible interaction  with the clients.

Thus, the career meets all of the requirements specified by Spencer.

a government agency or homeowner.- third choice