what is a reference map

A. A visual representation of an area that shows the spatial variation of a particular characteristic
B. A graphical representation of the location of physical features of an area
C. A type of thematic map that uses linear symbols to represent movement between locations
D. A computer hardware and software system that analyzes displays and stores geographic data

B. A graphical representation of the location of physical features of an area

B. A graphical representation of the location of physical features of an area

To determine the correct answer, we can analyze the options and the definitions provided for each choice.

A. A visual representation of an area that shows the spatial variation of a particular characteristic.
This definition suggests that a reference map is a visual representation that displays the spatial variation of a specific characteristic in an area.

B. A graphical representation of the location of physical features of an area.
This definition describes a map that graphically shows the location of physical features in an area.

C. A type of thematic map that uses linear symbols to represent movement between locations.
This definition refers to a specific type of map that uses linear symbols to represent movement between different locations.

D. A computer hardware and software system that analyzes, displays, and stores geographic data.
This definition describes a computer-based system that processes, displays, and stores geographic data.

Based on the given options and their definitions, the most appropriate answer is B. A reference map is a graphical representation of the location of physical features of an area.