Please answer the question correctly. And show all the steps and formula

Question 4: Cash Flow Analysis (9.5 marks) A series of extensions and renovations will take place to a warehouse over the next few years. The costs of this project are given in the table below. The interest rate for this project is 7.72% per year, compounded monthly. Year 0 1 2 3 4 5 6 7 8 Costs $1,000 $250 $250 $0 $500 $650 $800 $950 $1,100 (in 000's) a) Draw a fully labelled cash flow diagram depicting the project. Calculate the Present Worth (PW) for this project. b)