$4\mathrm{.}5\mathrm{.}10$ Lesson Review

Question $4$ of $15$

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Which of the following is a valid IPV$6$ address compression?

$2001$:db$8$:$0000$:$0000$:$0$abc:$0000$:def$0$:$1234$

$2001$:db$8$:$0$:def$0$:$1234$

e $2001$:db$8$:$0$abc::def$0$:$1234$

$2001$:db$8$:$$:def$0$:$1234$

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