$*$For this case, answer the following questions $($with complete solutions$)$ in the problem analysis section:

Develop at least $3_{?}$ inventory plans to help ZBC$.$ The following should be clearly defined in each alternative:

ROPs

Safety stock

Total costs

Order timing$/$schedule

How can you address demand that is not at the level of the planning horizon?

$*$In the recommendation section, discuss and justify your final recommended inventory plan for ZBC$\text{'}$s best interests.