Answer:
Right option here is:
d. offered economic assistance to non-communist governments.
Explanation:
The Marshall Plan was a program of economic aid for the recovery of European economies ravaged by WWII. It took its name from the secretary of State George Marshall. It was highly successful and managed to reactive growth, repair infrastructure and promote business activities in Western European countries. The whole package was over $15 billion. The Soviet Union refused the offer of aid and did not allow Eastern European countries to accept American aid.
They went to war with France because they feared the spread of revolutionary ideas of equality.
Khmer Rouge was the name popularity given to the followers of the Communist party of Kampuchea. Which the CPK ruled in Cambodia between the 1975 and 1979.