A Carnot Heat Engine and an Irreversible Heat Engine Both

Multiple Choice

A Carnot heat engine and an irreversible heat engine both operate between the same high temperature and low temperature reservoirs.They absorb the same heat from the high temperature reservoir as heat.The irreversible engine:

A) does more work
B) rejects more energy to the low temperature reservoir as heat
C) has the greater efficiency
D) has the same efficiency as the reversible engine
E) cannot absorb the same energy from the high temperature reservoir as heat without violating the second law of thermodynamics