Its 20 oz when Hot as Venti means 20 in Italian. Although for cold beverages its 24 oz. Same is for Trenta cup, as Trenta means 30 in Italian. Trenta cup is reserved for cold beverages in Starbucks. Trenta cup = 30 oz cold beverage.
A utility bill would be a bill for your water, electric, gas, etc.
B. Transmission Services Charge. Also included in the Electricity Supply Section on your ComEd bill is the Transmission Services Charge. The transmission services charge is designed to allow the utility to recover costs associated with transmission service. The transmission services charge usually changes annually and will change again in June 2017.