According to the VISA International Case,an Analysis of VISA's Systems

According to the VISA International case,an analysis of VISA's systems found that:

A) VISA's systems were very cutting edge and used technology to its greatest advantage.
B) VISA's systems were very simple and open to hacking by outsiders.
C) VISA's systems were old and outdated and could not use technology to its advantage.
D) VISA's systems were unnecessarily complex and used few of the advantages of technology.