made a 57 minute call to his sweetheart . The long distance telephone rates between two cities are $0.27 for the first minute and $0.15 for each additional minute for weekly calls, and $0.10 for the first minute and $0.07 for each additional minute on weekends. What else do we need to know to find out the cost of the call?

a.) who was called

b.) the day of the week the call was made

c.) the area code for the city being called

d.) the time of day the call was made