In Which Locations Are High Mountains Consisting of Tightly Folded

In which locations are high mountains consisting of tightly folded and overthrust sedimentary rock layers,as well as metamorphic rocks,formed?

A) Along midocean ridges during seafloor spreading activity and are subsequently uplifted above sea level in response to isostatic processes.
B) During plate collisions.
C) During volcanic eruptions.
D) In continental rift zones.