$3\mathrm{.}1$ A data analyst Tshepo is experiencing pain and discomfort in his hands and wrists due to long hours of data entry using a mouse and keyboard. He wants to explore different types of text entry and positioning devices to find a more comfortable solution. Explain the different types of text entry and positioning devices that Tshepo should consider using, including their strengths and weaknesses. Which type of devices will be more suitable for Tshepo$$s task of entering data into spreadsheets and why. How can the suitability of these devices be evaluated in different contexts and what factors should be considered when selecting a device for a specific task or user? $(25$ Marks$)$