All of the following climate regions are located in the lower 48 states, except the region. a. semiarid b. subarctic c. highlands d. humid continental

Subarctic is the answer to your question.

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

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.