Context: ! And then the night after that I had another dream that Arashi was going to meet my sister for something and they were going to be at my house . I was so happy I asked my sister to ask them to stay a little longer . I was so busy in my dream that by the time I remembered they were gone and I did n't get their autographs .

Question: Why did these things happen ?
Options:
0. They had an active imagination
1. They wanted their sister to stay longer
2. They were so busy
3. They wanted an autograph
Answer: 0