Task: Question Answering
Input (English): Question: In the xy-coordinate system, line k passes through points (-6m, 0) and (0, 3m). Which of the following is a possible equation of line k?

 Option A: y = -2*x + 3m

 Option B: y = 1/2*x - 6m

 Option C: y = 3x + 3m

 Option D: y = 1/2*x + 3m

 Option E: y = -1/3*x - 6m
Output (English): Option D