Because it was controlled by Russia who were communist, and the west was controlled by the US which was helping them develop their country again
The answer is C. Central Asia
Before the panama canal people from East coast of America who wanted to go to Asia had to either sail around south America which took months or sail towards Asia and go around Africa which took even longer. The panama canal was a short cut right in the middle of central America which cut navigation time in half. Hope I helped. :)
The “NEP aka new economic policy”
