Context: According to media reports , the " look and leave " policy only created a chaotic situation , as vehicles lined more than 10 miles of Interstate 45 out of Houston and the city became overwhelmed with returning evacuees . ( The Galveston Daily News reports the policy will be reinstated on Sept. 24 .

Question: Why is the traffic so heavy on Interstate 45 ?
Options:
0. The traffic is from individuals returning home .
1. None of the above choices .
2. The traffic is people fleeing a pending storm .
3. The traffic is from individuals seeking to leave the area .
Answer: 0