All the kids had a great time . This was the first time that we had a pinata and it was pretty cool ! ! Kids got to pull the string one by one until one of the strings opened the little door underneath and a million candies fell out . Although it was pretty funny that the kids took their time picking upp the candy .

Generate a question about the above context.
Why might the kids have had a great time ?
Available choices: * It was the first time they played with string .; * It was their first pinata .; * None of the above choices .; * It was the first time they had candy .;