Paul, a foreign individual, has been seconded to work in Singapore for a period of 600 days. His employer has granted him various options listed below. Which option would be most beneficial if his personal income tax rate back home is 30%, his country does not tax worldwide income, and he is paid SGD40,000 for every 60 days of work?

To work for 600 continuous days over 3 calendar years with effect from 3^rd September.

To work for 600 continuous days over 3 calendar years with effect from 2^nd December.

To work for 600 continuous days over 3 calendar years with effect from 2^nd November.

To work for 600 continuous days over 2 calendar years with effect from 3^rd January.