The chart below shows the monthly gasoline prices (in US dollars) in the Philippines from April 2021 to March 2022. 1.5 1.43 1.4 1.3 1.26 1.3 1.25 1.25 1.21 1.2 1.14 1.12 1.13 1.09 1.1 1.05 1.03 Apr 2021 Jul 2021 Oct 2021 Jan 2022 TRADINGECONOMICS. COM | DEPARTMENT OF ENERGY, REPUBLIC OF PHILIPPINES 1. Forecast the price of gasoline in April 2022 using the naive approach. 2. Forecast the price of gasoline in April 2022 using the 3-month simple moving average. 3. Forecast the price of gasoline in April 2022 using the 3-month weighted moving average, use the 3,2,1 weights 4. Forecast the price of gasoline in April 2022 using the linear trend projection. 5. On the basis of forecasts in No. 1, 2, 3, & 4, which one would you use? Why