Answer:
the correct one is population booms in parts Europe and Asia
They add different things to the car so that they can make the cars faster so they can go onto the market they also make the car more expensive so they can make more money. Don't know if that helps but there.
In the United States it's the W-4 form. The W-2 you get at the end of the year to do your taxes.
February 29 is a date that usually occurs every four years, and is called a leap day.
This day is added to the calendar in leap years
as a corrective measure, because the earth doesn't orbit the sun in precisely 365 days.
(The Gregorian calendar is a modification of the Julian calendar first used by the Romans.)