A. Analog computer
B. Digital computer
C. Hybrid computer
D. Mainframe computer

Solution

C. Hybrid computer

Explanation

Analog, Digital and Hybrid are the three classes of computers based on the work or principle on which computer work. Hybrid computers can perform both the tasks of analog computers as well as hybrid computers. These computers are used in aircraft, hospitals where measuring physical quantities and converting them into digital data to analyze is required.