Match the following :A- Maintenance control:B-Maintenance measures:C-Maintenance personnel :1-Cost of planning and scheduling hardware preventive main- tenance, and software maintenance and upgrades, managing the hardware and software baselines, and providing response for hardware corrective maintenance.2- Measures that address how easily a system can be repaired or changed.3-Number of personnel needed to maintain all aspects of a computer system, including the support personnel and facilities needed to support that activity.

• A. A-1, B-3,C-2
• B. A-1,B-2,C-3
• C. A-2,B-3,C-1
• D. A-3,B-2,C-1