(Refer to the Chart Supplement excerpt provided.) According to the Chart Supplement for Sioux Gateway/Col Bud Day Field (SUX), when the Sioux City Tower is closed, the surface airspace overlying the airport is

Refer to the sectional chart excerpt (the provided figure). Which of the following depicts Class G (uncontrolled) airspace?

Class G airspace is

Referring to the Chart Supplement excerpt in the provided figure, Sioux Gateway/Col Bud Day Field (SUX) is surrounded by Class D airspace only when the tower is operating. When the tower is closed, the surface airspace class becomes

Under 14 CFR part 107, when operating a small unmanned aircraft system (sUAS) in Class G airspace, a remote pilot in command (PIC) is

Refer to the sectional chart excerpt (Figure 20). The airspace class at the surface surrounding the airport depicted with a magenta symbol and no control tower or associated dashed blue boundary is