The Normal Distribution Below Reflects a Data Set of Gas

The normal distribution below reflects a data set of gas consumption (in miles per gallon) for a group of trucks. The center is shown at 24 mpg and the standard deviation is 4 mpg. Choose the most accurate statement.

A) Approximately 68% of all of the trucks miles per gallon is between 20 and 28.
B) Approximately 99.7% of all of the trucks miles per gallon is between 12 and 36.
C) The top 2.5% of all of the trucks miles per gallon is greater than 32.
D) All of the above statements are accurate.