It's BMW's centeary - as if you hadn't noticed - so /Drive had been discussing the best BMW of those 100 years. In truth, BMW hasn't been making cars for all of that time, starting with aeroplane engines, before expanding to motorcycles and then automobiles. Still, with decades of cars to choose from, it's a controversial debate.
With three different models from three decades receiving nominations, your favourite might be on their shortlist. There's an obvious answer, but two more creative choices too - we'd have all three!