please show all work

2. Chris received a new laptop for her birthday. She also received a check, with which she intends to purchase a new printer. Chris's college instructor assigned a paper due next week, so Chris decided to prepare the paper on her new computer. She made a list of the activities she needs to do, and their estimated times. a. Arrange Chris's activities into two logical sequences. b. (1) Construct an AOA network diagram. (2) Construct an AON diagram. c. Determine the critical path and the expected duration time. Page 776 d. What are some possible reasons for the project to take longer than the expected duration? Estimated Time (hrs.) Activity (abbreviation) 0.8 Install computer software (Inst) 0.4 Outline the paper (Out) 0.2 Submit paper to the instructor (Sub) 0.6 Choose a topic (Ch) 0.5 Use grammar-checking routine and make corrections (CK) 3.0 Write the paper using the new laptop (Write) 2.0 Shop for a new printer (Sh) 1.0 Select and purchase the printer and print the paper (Sel) 2.0 Do library research on the chosen topic (Lib)