How can now technology’s in geography help us to answer geography’s three key questions explain how these now technologies help us to answer what where and why there give your answer in a short paragraph

Magma is outside the volcano  and lava is inside the volcano. 

None   they are   equally likely to occur on any plate boundary

It's either  a. chiang kai-shek and the nationalists turned against the communists and killed hundreds of them. orb. hundreds of peasants were killed in shanghai during the period of warlord rule.  if we take into account that there was warlord rule at the time, i think that it's b (not entirely sure though)just my best thoughts.