[15] QUESTION 5 5. In a particular project, four project activities may be performed by any of the four workers (within different age brackets) available for this project. The hours required by each worker to carry out each project activity are presented in the following table. PROJECT ACTIVITIES 1 2 3 4 WORKERS Tebogo 12 14 11 16 Kagiso 16 15 14 18 Norman 18 17 12 20 Boitumelo 15 14 18 22 The project manager would like to assign project activities to the available workers so that the total time required to complete this project is minimized. Find the best assignment solution. (15)