Match the mode of mountain building with the appropriate tectonic setting
1. Shortening (or thickening) of the continental crust in conjunction with volcanic activity
2. Shortening (or thickening) of the crust without associated volcanic activity
3. Stretching (or thinning) of the crust and tilting of blocks of crust to form alternating mountain chains and basins
a. Convergent margin with active subduction
b. Continental collision
c. Continental rifting