Question

Which type of internal combustion engine, widely used in agricultural tractors due to its higher fuel efficiency and torque output, ignites the fuel-air mixture through the heat generated by high compression alone, rather than through a spark plug?

A Petrol (spark-ignition) engine
B Two-stroke petrol engine
C Diesel (compression-ignition) engine
D Rotary (Wankel) engine
E Steam engine
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