The correct option is B C and D
If points X and Y are equidistant from point Z then d(X, Z) = d(Y, Z).
In the given question point V is 5 so d(V, C) = 5 - 4 = 1 and d(D, V) = 6 - 5 = 1.
∴ d(V, C) = d(D, V)
Hence, points C and D are equidistant from point V.