When Clair finds a marijuana joint in Theo's history book she and Cliff confront. Theo explains that it is not his and both Cliff and Clair believe him, but Theo feels that they are going to look down on him from this point on. So they next day he goes to school to confront the person it actually belonged to.
Currently drivers in England, Scotland and Wales need to pass a theory test, then a practical test before they can apply for a full driving licence. The minimum age to hold a full car licence is 17, or 16 for some people claiming mobility benefit.
Cyprus: 18. Europe: 18 (the UK is 17, but considering an increase to 18 years of age). It seems like 18 is the most common age to acquire a driver's license around the world with the exception of the U.S., New Zealand, the UK, and Ethiopia.