If something is outside during the day then that something will receive sunlight, and chlorine is dissipated rapidly by sunlight. Given these facts, what make chlorine dissipate rapidly among the following options:
- being kept in the dark
 - local weather changes
 - fissures of hot, acidic water
 - being outside at night
 - being outside during the day
 - circulatory systems
 - being contained in a bottle
 - The bending of a ray of light


 

     being outside during the day    