Most Connecticut households use gas, fuel oil, or electricity as a heating source. A random sample of 20 Connecticut households was taken and the type of heating source was recorded for each. The data are in the table below. Electricity Electricity Electricity FuelOil FuelOil FuelOil Other FuelOil Other Gas FuelOil FuelOil Electricity Gas Gas Electricity Gas Other Other Other a) Since data were collected for 1 Select an answer variable(s), the correct graph to make is a bar chart