Explain how the data in the bar graph could affect policy making interactions between the president and Congress.

Which of the following statements is not true about regions? a.) regions have fixed boundaries that are determined by the region's inhabitants.b.) a region can be defined by physical characteristics, such as climate, landform, and vegetation.c.) regions can change over time.d.) a region can be defined by human characteristics, such as language, government, and economic activity.e.) the same location can be considered part of multiple regions.

The medium that carries message signals from senders to receivers of communication is

The career field ensures that facilities and equipment run smoothly.