General Studies · Sequential Puzzle

Six boxes A, B, C, D, E, and F are kept one above another but not necessarily in the same order. Among these boxes, exactly one box is red and the others are black. The red box is not kept between two black boxes. Box C is kept above box F and below box E. Box B, which is a black box, is kept 2 places above box C. Box A is kept 3 places below box C. Which one is the red box?