Matrix D is the product of invertible matrices A, B, and C. In terms of A, B, C, and/or D, what does ^-1D equal?

In 2014, the three largest economies in the world were (listed in order, from largest): a) the u.s., china, germany. b) the u.s., china, japan. c) china, the u.s., japan. d) china, the u.s., germany.