In chapter $3,$ what was an obstacle in Mars that occurred after the ERM software was installed?

Question $4$ options:

A$)$

No obstacles were incurred

B$)$

A data breach of sensitive customer information occurred within the ERM software

C$)$

Back office support was lost forcing specific reports to be lost

D$)$

Conversion of a company$-$wide software system that ran substantially over initial projected cost

E$)$

None of the above