Task: Question Answering
Input (English): Problem: salley ' s internet provider offers unlimited traffic which costs $ 0.5 per day charged off at 12 a . m . the service is discontinued when client ' s debt exceeds $ 5 . if today in the morning salley makes a payment of $ 7 , for how many days , including today , will she be connected to the internet without any additional payments , given her initial balance was $ 0 ? 
Options: a ) 15 , b ) 24 , c ) 25 , d ) 26 , e ) 13
Output (English): c