What can Cohen do to prevent such disruption in the future?

A$.$ Double her purchasing staff

B$.$ Create a plan for supply chain disruption

C$.$ Analyze future COVID$-19$ news more carefully

D$.$ Expand into a wider range of products

What mistakes did Premier make with respect to its suppliers?

A$.$ It did not have close control over the status of the $1^{st}$ and $2^{nd}$ tiers in its supply chain.

B$.$ It did not prepare for global supply chain disruption.

C$.$ It did not provide redundancy in its supply chain.

D$.$ All of the above.

What will Premer need to do when forecasting sales in $2021?$

A$.$ Use $2020$ as its only data point

B$.$ Create a forecast that recognizes $2020$ as a unique sales period

C$.$ Adjust the forecast to accommodate the demand backlog

D$.$ Both $B$ and $C.$

What are the disadvantages of an alliance, such as that made with Dynamic?

A$.$ Dynamic could steal customers away.

B$.$ There are no disadvantages.

C$.$ The alliance is just a temporary bandage to repairing Premier's supply chain.

D$.$ Dynamic is too powerful of a firm with which to participate.