maghalad ka sa ibaba ng limang paraang makatutulong upang mapalaganap at mapanatiling buhay ang kwentong bayan lalo na sa mga kabataan sa kasalukuyang paanahon

a and b because with the other three, they simplify to something else.

answer at the divergent plate boundary in the middle of the ocean;

answerpeople organize large projects such as levee-building;

answergeosphere;