Read the following context and choose the best option to answer the question.
Context: This morning I went to Wal - Mart to buy deodorant and soap . Funny that I should simultaneously run out of those things . While I was there , " Who Let the Dogs Out " was playing . It was playing when I came in , and I swear , it went on for like 6 minutes .
Question: What may have happened before their shopping trip ?
Options: 
- None of the above choices .
 - They took a shower without using soap .
 - They had to leave the house without wearing deodorant .
 - They realized that they needed more hygienic products .


They realized that they needed more hygienic products .