Pick up the wrong statement.

(a)    2-stroke engine can run in any direction
(b)    In 4-stroke engine, a power stroke is obtained in 4-strokes
(c)    thermal efficiency of 4-strokc engine is more due to positive scavenging
(d)    petrol engines work on to cycle
(e)    petrol engines occupy more space than diesel engines for same power output.

Ans: e