Solve the below using Winters Mathematical Modelling. Dont use CHATGPT or AI. Show me calculations:

South West Electronics (SWE) Ltd produces electronic security devices for buildings. The demands history is shown in table-1. You are required by the executive to write a report on the future demand of the product, which should provide the following information.

Table-1.1 Sales History

Sales	2015	2016	2017	2018	2019
Jan	3,000	3,000	4,000	5,000	5,000
Feb	3,000	4,000	5,000	4,000	3,000
Mar	4,000	4,000	6,000	5,000	4,000
Apr	4,000	5,000	4,000	3,000	3,000
May	5,000	5,000	4,000	6,000	7,000
Jun	6,000	8,000	6,000	7,000	6,000
Jul	7,000	5,000	7,000	10,000	8,000
Aug	7,000	8,000	10,000	14,000	11,000
Sep	10,000	12,000	15,000	16,000	20,000
Oct	12,000	13,000	15,000	17,000	20,000
Nov	14,000	16,000	18,000	20,000	22,000
Dec	8,000	10,000	9,000	12,000	8,000
Total	83,000	93,000	103,000	119,000	117,000

Using the historical data shown in Table-1.1,

1. Recommend an appropriate demand forecasting method for SWE. Please make an explanation of why you choose this method.

Using the method that you recommend above, develop your forecast for the monthly demand of SWE in 2020 (smoothing constants can be set to 0.1 if needed). Please specify how you build your forecasting model with necessary in-progress calculation included and conclude your forecasting results.