$(50$ points$)-$Project Management

Schedule the following activities using CPM:

$\backslash$table$[[$Activity$,$Immediate Predecessor,Time $($Weeks$)],[$A$,-,1],[$B$,$A$,4],[$C$,$A$,3],[$D$,$B$,2],[$E$,$C$,$ D$,5],[$F$,$D$,2],[$G$,$F$,2],[$H$,$E$,$ G$,3]]$

a$)$ Draw the network $(5$ points$)$

b$)$ What is the critical path? $(15$ points$)$

c$)$ How many weeks will it take to complete the project? $(15$ points$)$

d$)$ Which activities have slack, and how much? $(15$ points$)$

$2.(50$ points$)-$Forecasting

What strategies do supermarkets, airlines, hospitals, banks, and cereal manufacturers use to influence demand?

Please provide $1$ strategy for each and explain that strategy.