Which type of risk diagram is useful for showing time ordering of events? 06/16/2017 – by Mod_GuideK 0 Which type of risk diagram is useful for showing time ordering of events? A. Ishikawa B. Milestone C. Influence D. Decision tree SHOW ANSWERSCorrect Answer: C Explanation/Reference: How To Pass PMP Exam? PMI PMP PDF dumps. High quality PMP pdf and software. VALID exam to help you pass. Download Printable PDF. VALID exam to help you PASS.