Under the standard EU drivers' hours rule, what break is required after 4.5 hours of driving?

1. A 60-minute break, taken before any other work can be performed
2. A 45-minute break, or 15 minutes followed later by 30 minutes
3. A 20-minute break followed by another 25 minutes in either order
4. A 30-minute break, which may be divided into three 10-minute periods