Truman's response to the berlin blockade was to
a) abandon the western-occupied portions of berlin.
b) create a policy of containment.
c) give up plans for uniting the three western zones of germany.
d) use military force to break the blockade of land routes into berlin.
e) airlift all necessary supplies into berlin for almost a year.

E
operation vittles - american airlift operating during the blockade of berlin from 26 june 1948 to 30 september 1949; it is at the same time the british airlift operation was called plainfare. as part of operation vittles 189 963 flights was made,while transporting 1 783 573 tons of supplies. the operation was attended by about 75,000 civilians and soldiers.  31 airmen were killed during operation, and the cost of american operations amounted to over $ 137 million (approx. $ 1.49 billion in 2015).

Ithink the answer is b