$17\mathrm{.}6.$ Decenture has four new IT hires available for assignment to ERP implementation projects. Their expertise varies across platforms and technologies, resulting in different time estimates for completing project tasks. Given the expected time to completion $($in weeks$)$ for the list of project tasks below, determine the project assignment that will ensure the tasks are completed in the shortest amount of time:

$\backslash$table$[[,$Project,Project,Project,Project$],[$Hires$,1,2,3,4],[$Alex$,8,10,17,9],[$Bhavna$,3,8,5,6],[$Chen$,10,12,11,9],[$Denise$,6,13,9,7]]$