NEED THIS FAST PLEASE 20A: Cultural isolation of traditional societies in Asia and Africa is declining because of-
A an increased dependence on the extended family.
Ban increase in technological developments.
Can increase in the number of languages spoken.
D a decrease in nationalistic spirit.

It is B or D and I think it is most likely D. The only reason countries like Japan and China opened up trade with us is because we threatened them so yeah I think it's D.

sediment layers stop spreading when they reach a barrier or they run out of sedimentary material. lateral spreading is the movement of gently to steeply sloping, saturated soil deposits caused by earthquake-induced liquefaction. i hope this . : )