Read the following context; Ms. Helen is working hard every day. She has been saving every month for 5 years an amount per month that represents a total sum of $52,500. Now she is planning her future, but she is still deciding what to do. When she started working, she didn't have a specific plan, but she has always dreamed of having a house in the valley. Safari 12:00 BC 7 Mapra S 18 % Question 1 With her current savings, Ms. Helen is planning to buy the house within the next 9 years. Considering that its market price will rise up to $140,000, and the current market rates are around an annual 8% calculate each of the following investment options and explain which is more attractive based on those calculations. Please show your workings for each option. a) Investing all her savings in a product that offers an annual 13% simple interest for 9 years. b) Investing part of her savings in a product that offers an annual interest of 12% compounded quarterly for 9 years to produce $140,000 c) Investing all her current savings in a project that will produce annual cashflows of $15,600 for 9 years