Scientific theory used in a sentence? Pls answer I need help

At which boundary does subduction stop occurring, resulting in a mountain range?

The world wars of the twentieth century immediately led to a. the establishment of a communist bloc in eastern europe b. the urbanization of europe’s societies c. an emphasis on humanism d. an emphasis on ties to greek and roman societies select the best answer from the choices provided. a b c d

Weathering is an example of an external force of change. question 2 options: true false