Describe the graph of the equation: r = 4ti – 5j + (1 + 2r)k. [Choose the correct answer.] O The equation is a helix in 3-space containing the point (0, – 5) and above a circle with radius 6. O The equation is a line in 3-space through the point (0, – 5) and parallel to the vector 4i + 2k. O The equation is a line in 3-space through the point (O, – 5) and perpendicular to the vector 4i + 2k. O The equation is a line in 3-space through the point (4) and parallel to the vector - 5j + k.

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