The IT department is analyzing a process to ensure that healthcare operations will continue $24-$hours$-$a$-$day, $7-$days$-$a$-$week. What should this process identify as the first line of defense in providing the continuous systems availability that is required in a healthcare setting?

Select one:

A$.$

Installing antivirus software

B$.$

Hardware redundancy

C$.$

Software redundancy

D$.$

Adequate firewall protection