PMP® Challenge Question - 1/15

This is it! The last question in the series of three ...

For the first reader to successfully email a correct response to two of three challenge questions (12/15, 1/1, and 1/15), I have the following gift:

Emotional Intelligence for Project Managers – The People Skills You Need to Achieve Outstanding Results by Anthony Mersino, PMP.

So without further ado, here is the final question:

In Project Management, what does the acronym "RACI" stand for?

Good luck! Email your responses to sdcapmp@aol.com.