Help me please

During the cold war, which of the following groups of countries would have all been"behind the iron curtain"

Which statement best describes the response by the united states and its allies to the berlin blockade? planes dropped tons of supplies around the city each day. trucks smuggled tons of supplies into berlin about once a week. tons of supplies were delivered to west berlin by boats. tons of supplies were purchased from east berlin each day.

Brainliesttt ! : ) -global military, political, and psychological responses to terrorism?