Child Labor Standards" poster
The pattern
This still is filed under Demonstration ad.
Define
The product does the arguing. The viewer sees the thing work, not a slogan about the thing working.
Mechanism
Proof by performance. The claim is the action: a visible, testable result the reader can replay.
Verdict
We can show a result in seconds
Why it works
The visual metaphor of a literal fork in the road makes the choice clear and moral. It contrasts the idyllic, bright schoolhouse with the dark, smoke-billowing factories to argue that education is the only proper path for a child.
Steal this when
You need to clearly illustrate the right choice by visually contrasting it with the undesirable alternatives.