Answer:
a. They increased public support for cuts in U.S. defense spending.
Explanation:
The answer is True for your question
The reservations about the Marshall Plan ended when there was an overthrow of the Czechoslovakian government. This resulted in the establishment of a pro-Soviet government being set up. This fear that the federal government had about communism spreading now felt justified and allowed for significant support of the Marshall Plan. This gave financial assistance to countries all over Europe including Great Britain and France.
None of the cities listed here fit that description.
A. oxygen for plants. Im pretty sure that's it but look it up on google