A Moving to another question will save this response. Question 20 (CH5) What are the components in the lowest level of the WBS hierarchy collectively called? O a. Work packages O b. Control accounts c. Phase d. Milestones MacBo BO OOO OOO F2 52 A Moving to another question will save this response. stion 21 (CH2) Check each that is the correct representation of the PMI talent triangle: a. Leadership skills, strategic and business management skills, and the IT part of project management skills Ob. Technical project management skills, leadership skills, and knowledge of business strategy of the organization O c. Technical project management skills, leadership skills, and strategic and business management skills. d. Strategic and business management skills, technical project management skills, and knowledge of the IT part of the company's business MacBook Air DOD BO F4 F3 F2 $ 4 E # 3 & 7 V % 5 6 2