human
Why is the road called the A1?
assistant
The A1 is the first road in the UK to be given an official number. It was the first road to be given a number, and it was the first road to be given a letter. The A1 is the first road to be given a number because it was the first road to be built. The A1 is the first road to be given a letter because it was the first road to be built.