2. what was the purpose of the berlin airlift?
to supply west berlin during a blockade by the soviet union
to blockade east berlin to contain the soviet union
to blockade west berlin to contain the soviet union
to supply east berlin during a blockade by the soviet union

A. To supply West Berlin during a blockade by the Soviet Union.

Explanation:

The Soviet Union did a variety of blocked land routes in West Berlin which left people without food, water, medicine, and other essential things. American planes would drop off supplies for almost a whole year in West Berlin while this was all happening.  

travels along an axon. this triggers a wave of electrical activity that passes from the cell body along the length of the axon to the synapse

the border between arizona and new mexico is a thin, black line; this indicates a state boundary.

its correct: it's a thin line, and it's a state boundary, correct