Set 2's correct answer: Each 'mon outweighs at least one of its evolutions (Vileplume outweighs Gloom, but Bellossom is lighter).
In my books this is just b*ll♥♥♥♥. But anyway, here's set 3:
Let the ideas flow - we are guessing first!
In my books this is just b*ll♥♥♥♥. But anyway, here's set 3:
Let the ideas flow - we are guessing first!