One leader works for the good of the people

On the map below, which of the following rivers is identified by blue? the huang he river the yangtze river the han river the naktong river

When geographers describe how two places are related to each other spatially, they are describing a. where the places are located in relation to one another b. what kinds of natural environments are around each place c. how each place is changing over time d. what kinds of cultures are in each place

What are the answers for the following questions?