Who is edward snowden and what are the ""snowden disclosures""?

Edward Snowden is an ex CIA American whistlebower who leaked classified information by copying from the National Security Agency(NSA) in 2013 while working with the CIA. His disclosures include leaked information on US spy agency collecting telephone data records of many Americans. The report shows the NSA was collecting data from a telecommunication company named Verizon daily.

Explanation:

the correct answer is a. how to make proposal that works.

indeed, the register is quite formal and the tone is especially objective as it avoids the use of the first and second person singular (i, you) and opts instead for the third person plural which is more impersonal and focuses on the data and the argument that is being developed by the author. the formality adds the impression of respectability to the work and the impersonality adds objectivity to it.