Dr. Vickers showed a scatterplot about marathon times. Which variable was which? Click here to watch the video.opens in a new tab Question content area bottom Part 1 Choose the correct answer below. A. Training distance is the dependent variable, while marathon time is the predictor variable. B. Marathon time is the dependent variable, while gender is the predictor variable. C. Marathon time is the dependent variable, while training distance is the predictor variable. D. Marathon time is the dependent variable, while age is the predictor variable