he following chart representing the graphical solution of a math program is provided:

Identify the coordinates of the optimal solution by inspection under these circumstances:

$($a $5$ pts$)$ It is an LP with O$.$F$.=$ Min Z$.$

$($b $5$ pts$)$ It is an IP with $1$ and $2$ integer with O$.$F$.=$ Max Z$.$

$($c $5$ pts$)$ It is a MIP with $1$ integer and $2$ continuous with O$.$F$.=$ Max Z$.$

$($d $5$ pts$)$ It is a MIP with $1$ continuous and $2$ integer with O$.$F$.=$ Min Z$.$

$($e $5$ pts$)$ It is a MIP with $1$ continuous and $2$ binary with O$.$F$.=$ Max Z$.$

$($f $5$ pts$)$ It is a MIP with $1$ continuous and $2$ binary with O$.$F$.=$ Min Z