The Julius and Ethel Rosenberg were defined as the Americans accused of stealing national secrets and spying for the USSR.
Option C is correct.
The Julius and Ethel Rosenberg were the husband and wife. For their part in transmitting atomic secrets to the Soviets during and after World War II, Julius and Ethel Rosenberg are found guilty of espionage.
The husband and wife were later found guilty and sentenced to death, which they received in 1953. They both criminated the America in stealing national secrets and spying for the United Socialist Soviet Republic.
Therefore, option C is correct.
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