What is the MLE $$

$,$ given $1,...,$

$?$ Once you are ready to answer, give the integer number corresponding to your answer in the variable prob$\mathrm{.}1.$a$.($i$.$e$.$ Possible answers are $1,2,3,4,5,6)$

$$

$1/$

$1/(+1)$

$/(1)$

$(1)/$

None of the above.