This case study is an example in the home interior design industry. This time, their project will install kitchen cabinets, bedroom interiors, living room layout, and garden layout. The following is data on the allocation of human resources and the time needed for each section:

$1.$ Kitchen cabinet installation: $8$ days with $3$ workers

$2.$ Bedroom interior design: $10$ days with $2$ worker

$4.$ Living room arrangement:

$5$ days with $1$ worker$5.$ Garden arrangement: $2$ days with $1$ workerThe customer wants this interior design project to be completed within $12$ days. Draw the network diagram and determine the critical path!