It is safe to say __________ does not exceed 25%.
A. because the average efficiency of the best steam engine
B. which the average efficiency of the best steam engine
C. that the average efficiency of the best steam engine
D. with the average efficiency of the best steam engine
Answer:C
It is safe to say __________ does not exceed 25%.
A. because the average efficiency of the best steam engine B. which the average efficiency of the best steam engine C. that the average efficiency of the best steam engine D. with the average efficiency of the best steam engine