In the following question, select the shape that fits in place of the question mark (?) from the given alternatives.
[Shape series: Octagon → Hexagon → Pentagon → Diamond → ?]
Three statements are followed by two conclusions I and II. Taking the given statements to be true even if they vary from commonly known facts, decide which of the given conclusions logically follow.
Statement I: All vehicles are bikes.
Statement II: Some bikes are frogs.
Statement III: Some frogs are turtles.
Conclusion I: Some bikes are not vehicles.
Conclusion II: Some turtles are bikes.
