Select the correct answer. Figure 1 is similar to figure 2. What is the height of figure 1? The picture shows two cones, figure 1 and figure 2. The radius of a figure 1 cone is x plus 1, and the height is 4x. The radius of a figure 2 cone is x, and the height is 2x A. 8 units B. 1 unit C. 2 units D. 4 units