Questions: Remove duplication from answers

[damithc]

The answer can contain just the a, b, c etc. like so:

<panel header=":lock::key: What are the advantages of using use cases (the textual form) for requirements modelling?">
<question>

What are the advantages of using use cases (the textual form) for requirements modelling?

- [ ] a. They can be fairly detailed but still natural enough for users for users to understand and give feedback.
- [ ] b. The UI-independent nature of use case specification allows the system designers more freedom to decide how a functionality is provided to a user.
- [ ] c. Extensions encourage us to consider all situations a software product might face during its operations.
- [ ] d. They encourage us to identify and optimize the typical scenario of usage over exceptional usage scenarios.
- [ ] e. All of the above.
- [ ] f. First three only.

<div slot="answer">

e

</div>
</question>
</panel>

[jamessspanggg]

This issue no longer occurs @damithc

[damithc]

Have you checked all questions? This is a case of the previous author copy pasting the entire answer instead of just the letter. i.e., current e. All of the above. should be e

[jamessspanggg]

Ok noted, I only checked through some and thought they were the same. Will check through the text book.

[jamessspanggg]

Some answers that shouldn't be included are seen to have ~strikethrough~, should we remove them?

[damithc]

Some answers that shouldn't be included are seen to have ~strikethrough~, should we remove them?

That's still fine because it uses the letter only, not the whole answer.