What is the correct answer A, B, C, D will give 35 points and brainiest
Which of the following devices is used to determine if an item is horizontal?

A. a level
B. a lever
C. a shank
D. a clamp

An engine runs on the ideal diesel cycle. the cycle has a compression ratio of 20 and a cutoff ratio of 2. the highest temperature in the cycle is 1200 k. if the heat into the system is 300 kj/kg of working fluid and using variable specific heats determine the work produced per mass of working fluid