Customers have recently reported incomplete purchase history and other anomalies while accessing their
account history on the web server farm. Upon investigation, it has been determined that there are version
mismatches of key e-commerce applications on the production web servers. The development team has direct
access to the production servers and is most likely the cause of the different release versions. Which of the
following process level solutions would address this problem?

A.
Implement change control practices at the organization level.

B.
Adjust the firewall ACL to prohibit development from directly accessing the production server farm.

C.
Update the vulnerability management plan to address data discrepancy issues.

D.
Change development methodology from strict waterfall to agile.