New York City Rents a Number of Its Public School

New York City rents a number of its public school facilities to local flea markets on weekends during the school year and summer months.New York City is using which of the following strategies for shifting demand to match capacity in its public schools?

A) Differentiate on price
B) Modify timing and location of service delivery
C) Vary the service offering
D) Stretch capacity
E) Communicate with customers