Richie Is a Leader in Organized Crime and Unbeknownst to Him

Richie is a leader in organized crime and unbeknownst to him his accountant has been working with federal investigators in exposing the crime syndicate's illegal activities. Davey the accountant turns over the last bit of information needed to bring federal racketeering charges against Richie, who is arrested the same day Davey disappears.

A) Richie offers Davey a deal: in exchange for Davey's silence, Richie won't kill his family.  This threat is an example of witness: ​
B) outreach.
C) appreciation.
D) tampering.
E) intimidation.