A three$-$step process is used to make a product. The yield of step $1$ is $80\%$; of step $2,40\%$; and of step $3,50\%.$ Step $1$ takes $2$ minutes per unit. Step $2$ takes $4$ minutes per unit. Step $3$ takes $5$ minutes. Which step in the proA three$-$step process is used to make a product. The yield of step $1$ is $80\%$; of step $2,40\%$; and of step $3,50\%.$ Step $1$ takes $2$ minutes per unit. Step $2$ takes $4$ minutes per unit. Step $3$ takes $5$ minutes. Which step in the process is the bottleneck, and how many good units can be produced from this process in one $8-$hour day?cess is the bottleneck, and how many good units can be produced from this process$$