Seven boxes A, B, C, D, E, F and G are placed on top of each other (not necessarily in the same order). Two boxes are placed between A and D. Three boxes are placed between D and F. C is placed immediately above G. D is placed immediately below E. G is placed above A. B is placed below E. Which of the following statements is correct?

I. B is placed at the bottom.

II. C is placed at the top.