The map shows rail connections between major American cities. What is the best conclusion that can be drawn from this map?

Most U. S. railroad traffic starts in Houston.
Atlanta is the railroad hub of the South.
Charlotte’s central location makes it a Southern city of the future.
Railroad traffic between Georgia and Florida is in decline.

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Step-by-step explanation:

b

Step-by-step explanation:

You can conclude this for the picture

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

it's d

step-by-step explanation: