Question: How do people know which days to not drive their car?

Is "There is an environmental program, called Hoy No Circula ("Today Does Not Run", or "One Day without a Car"), whereby vehicles that have not passed emissions testing are restricted from circulating on certain days according to the ending digit of their license plates; this in an attempt to cut down on pollution and traffic congestion." the correct answer?
Options are:
- yes.
- no.
yes