There was a rustic charm that I immediately fell in love with . Mosquito nets hangs above every bed , and there 's something very romantic about having them draped around you as you sleep . I never felt a mosquito while I was there , but I used the nets anyway .
According to the above context, choose the best option to answer the following question.
Question: How do mosquito nets keep out mosquitoes ?
Options:
- It is like a chemical aura
 - It is a mask that hides me away
 - It is so thin , it confuses the mosquitoes
 - None of the above choices .


None of the above choices .