A network integration engineer who is assigned to work on a project that involves modifications to the existing IT network infrastructure would receive which RACI rating? * a. "A" because she is responsible for identifying which business units will be responsible for developing and promoting new products. * b. "R" because she is one of the people actually carrying out work on the project O c. "C" because she needs to approve any work that will involve changes to the network * d. "I" becasue she does not need to know about any network changes until after users have had time to gain familiarity with the new system