Complete the passage: pick from possible candidates.

(CNN)Everyone agrees -- the mysterious death of Argentine prosecutor Alberto Nisman has all the twists of a thriller. But what exactly does that mean? A number of people have been pulled into the unfolding story of the prosecutor's death. Nisman, a special prosecutor investigating a deadly 1994 terror attack, alleged that the country's President, foreign minister and other political leaders covered up Iranian involvement in the attack. The government told Iran it would back off in exchange for a favorable trade deal, Nisman alleged. He filed his report, but one day before his scheduled testimony before lawmakers on the allegations, he was found dead from a gunshot wound to the head.

Later,

OPTIONS:
- Alberto Nisman would call this agreement the public face of the alleged cover-up.
- Argentine would call this agreement the public face of the alleged cover-up.
- CNN would call this agreement the public face of the alleged cover-up.
- Iran would call this agreement the public face of the alleged cover-up.
- Iranian would call this agreement the public face of the alleged cover-up.
- Nisman would call this agreement the public face of the alleged cover-up.


Alberto Nisman would call this agreement the public face of the alleged cover-up.