Given that A may not be an exact activity time and if A has a pessimistic time of $6$ to complete, an optimistic time of $3$ to complete, and a most likely time of $5$ to complete, the expected time to complete $A$ is $q,$

$4\mathrm{.}83$

$3\mathrm{.}97$

$5$

$5\mathrm{.}66$