The correct answer is the National Weather Service.
The National Weather Service is part of the Federal Government and is a part of NOAA, which is part of the Department of Commerce.
Answers A and D I am pretty sure but don't trust me.
The Office of Strategic Services (OSS) was a wartime intelligence agency of the United States during World War II, and a predecessor of the modern Central Intelligence Agency (CIA). hope it helps.
The answer is A. Yuri Gagarin