Speaking of testing, spot the error(s): https://www.bartleby.com/solution-answer/chapter-1-problem-13rq-linux-and-lpic-1-gdeto-linux-certif-5th-edition/9781337569798/which-culture-embraced-the-term-gnu-gnus-not-unix-and-laid-the-free-software-groundwork-for/27ae92e1-c40c-11e9-8385-02ee952b546e
And here: https://www.bartleby.com/solution-answer/chapter-1-problem-12rq-linux-and-lpic-1-gdeto-linux-certif-5th-edition/9781337569798/who-formed-the-free-software-foundation-to-promote-open-development-a-dennis-ritchie-b-richard/28717d54-c40c-11e9-8385-02ee952b546e
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And here: https://www.bartleby.com/solution-answer/chapter-1-problem-12rq-linux-and-lpic-1-gdeto-linux-certif-5th-edition/9781337569798/who-formed-the-free-software-foundation-to-promote-open-development-a-dennis-ritchie-b-richard/28717d54-c40c-11e9-8385-02ee952b546e