My immediate reaction was to pick 2 as 1 would be too obvious. But then I thought 3 would be even less obvious. And why not 4 then? I ended up taking 13, but ye

My immediate reaction was to pick 2 as 1 would be too obvious. But then I thought 3 would be even less obvious. And why not 4 then? I ended up taking 13, but yeah 5 made more sense :-)