How does interdependence in the bronze age lead to its downfall?

What process is believed to be responsible for the formation of the grand canyon? a) diverging tectonic plates b) converging tectonic plates c) erosion over a long period of time d) caving in of the ground due to erosion

Ihave made a dive then stayed on the surface for a while. after this surface interval my pressure group is k. what is the maximum amount of bottom time available when doing a repetitive to 17/56 feet

Which of the following entities ensure that national security policies are carried out? check all that apply.