Answer:
the anser is a simple sentence
Explanation:
Answer:
When your older or later on down the road in your life
Explanation:
The phrase "later in life" means that down the road something will happen or your waiting for something to happen.
The second choice is a fragment, not a complete sentence.
I believe the correct choice is number one, because if you turn the sentence around, it answers the question of why the crowd is gathered. You may want to confirm on the website chompchomp.com (Grammar Bites).