An annual report for Murphy Oil Corporation reports the following refinery yields, in barrels per day, by product category for the United States and the United Kingdom.

United States Product Category Refinery Yields—

barrels per day Gasoline 61,128 Kerosene 11,068 Diesel and Home Heating Oils 41,305 Residuals 18,082 Asphalt, LPG, and other 14,802 Fuel and Loss 834 United Kingdom Product Category Refinery Yields—

barrels per day Gasoline 20,889 Kerosene 11,374 Diesel and Home Heating Oils 25,995 Residuals 8,296 Asphalt, LPG, and other 14,799 Fuel and Loss 2,810

a. Construct a pie chart to display United States refinery yields by product per day. Display the refinery yields data for each product category as a percentage of total refinery yields for all product categories.

b. Construct a pie chart to display United Kingdom refinery yields by product per day. Display the refinery yields data for each product category as a percentage of total refinery yields for all product categories.

c. Construct a bar chart that effectively compares United States and United Kingdom refinery yields by product category.