For which pair of points can you use this number line to find the distance?
A number line going from negative 2 to positive 8. Points are at 1 and 7.
A-(β4, 1) and (7, β4)
B-(β4, 1) and (β4, 7)
C-(β1, β4) and (β4, 7)
D-(β4, β1) and (β4, β7)