Read the following context and choose the best option to answer the question.
Context: I was n't real impressed with our hotel . It 's the only hotel where Ihad real problems with the hot water . It took forever for the water at thesink to get hot , and the water in the shower seemed to run out . It wasreally strange .
Question: What caused the hotel to have hot water problems ?
Options: 
- None of the above choices .
 - The hotel is currently upgrading its water heater .
 - The hotel lacked a sufficiently sized water heater .
 - The hotels pipes are not well insulated .


The hotel lacked a sufficiently sized water heater .