Pick out the correct statement?

Thermodynamics for Chemical 14/07/2021

A. Compression ratio of an Otto engine is comparatively higher than a diesel engine
B. Efficiency of an Otto engine is higher than that of a diesel engine for the same compression
ratio
C. Otto engine efficiency decreases with the rise in compression ratio, due to decrease in work
produced per quantity of heat
D. Diesel engine normally operates at lower compression ratio than an Otto engine for an equal
output of work

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