Choose the correct decomposition of the regular polygon into n - 2 triangles figure 2 is the corrected composition because figure two is deposited into n minus two triangles figure 2 is the correct the composition because figure two is decomposed into by triangles bigger one is the correct composition because Peter one is decomposed into n - 2 = 5 - 2 = 3 triangles

The correct decomposition of a regular polygon into n-2 triangles is not mentioned in the response given. Please provide more specific information or clarify the question for further assistance.