123abcthanksideksjhs 123abcthanksideksjhs 05-04-2017 Mathematics contestada Maggie made 3 stacks of wooden blocks. The first stack was 12 blocks tall. The second stack was 3 blocks taller than the first. The third stack was 7 blocks shorter than the second stack. How many blocks did Maggie use in all? A: 15 B: 8 C: 27 D: 35