Based on the article, which of these is true about Snickers?

The Snickers candy bar was originally sold to trolley riders in Minnesota.
The first Snickers started with caramel nougat topped by peanut butter.
The famous candy bar called Snickers took over three years to develop.
The Snickers candy bar was originally named for a racehorse called Marathon.

The first Snickers started with caramel nougat topped by peanut butter.