<image>As shown in the figure, modules ①-⑤ are each composed of 4 small cubes with a side length of 1, and module ⑥ is composed of 15 small cubes with a side length of 1. Now, choose three from modules ①-⑤ to place on module ⑥, so that module ⑥ becomes a large cube with a side length of 3. The number of different selection schemes of choosing three modules from modules ①-⑤ that can complete the task is ____.

A. 1;________ B. 3;________ C. 5;________ D. 10.