[Nnamdi Anyanwu]

Ensure you have completed the preceding lesson and that it is ticked. If yours shows a “Mark as Complete” button at the end of the preceding lesson, ensure that you click it. It’s a glitch, It happened to me too.

[Nnamdi Anyanwu]

It’s because the question says COULD NOT have been generated. Hence, the option with FE:FF could not have been generated since it doesn’t tally with the syntax.