Match the following: List I (type of controller) List II (Operation) A. Pneumatic controller 1. Flexible operation B. Hydraulic controller 2. High torque high speed operation C. Electronic controller 3. Fire and explosion proof operation

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