The diagram below is the logic network for a game development project at MIT. The duration of each activity in the network is in day$($s$).$

What is the duration of the project in weeks, if there are $7$ working days$/$week$?$

Question $2$ options:

$3$ weeks

$3$ weeks and $2\mathrm{.}5$ days

$3$ weeks and $2$ days

$3$ weeks and $3$ days

$3$ weeks and $1$ day