John, a software engineer, is tasked with developing a new project for a client, but he is

facing challenges due to conflicting requirements. In order to solve this problem, John decides

to use different types of reasoning. Explain the different types of reasoning that John can use

to address the conflicting requirements in his project. How do these types of reasoning relate

to problem$-$solving, and how can they help John to arrive at the best approach for his project?

$(10$ Marks$)$

$2\mathrm{.}2$ Samantha, a data analyst, is experiencing pain and discomfort in her hands and wrists due

to long hours of data entry using a keyboard and mouse. She 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 Samantha could consider using, including their

strengths and weaknesses. Which types of devices would be most suitable for Samantha'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? $(10$ Marks$)$