$2.-$ If you had the option of increasing the maximum delivery capacity among

Manufacturing Countries and Operation #$,$ as shown in the following table:

$,$ which combination $($ONE and ONLY ONE$)$ you would chose and why? Justify in detail

your answer$***.$ Value: $5$ points.

$***$ comply with the $1$stPartialExamAnswerFormat, already discussed in class.

$3.-$ The modified LP model of point $1$ allows to find the combination Operation # $-$ Country

which guarantees the maximum flow, from beginning points Operations #$1$ and #$3$ to ending

points Operations # $6$ and #$7.$ Modifify it so now there can be ONE and ONLY ONE

beginning point $($either Operation #$1$ or Operation #$3,$ but not both$),$ and ONE and ONLY

ONE ending point $($either Operation #$6$ or Operation #$7,$ but not both$).$ Present your results

following the $1$ stPartialExamAnswerFormat, already discussed in class. Value: $5$ points.