In this question, a statement is given followed by four conclusions. Choose the conclusion(s) which best fit(s) logically.
Statement:
Rome was not built in a day.
Conclusions:
I. The Romans were lazy, they could not work in time.
II. It took about twelve years to build Rome.
III. The Romans did not have sophisticated equipment and infrastructure to build a city like Rome.
IV. It took years of patience, hard work and determination to construct a city like Rome.