Which of the Following Arguments Based on Anecdotes Is Most

Which of the following arguments based on anecdotes is most likely to be incorrect?

A) Increased government spending lowers the unemployment rate in an economy but can lead to inflation.
B) Based on a local survey of a small town, it was argued that greater opportunities to work from home are the prime cause of obesity among the elderly workforce in the country.
C) The average annual earnings of high school dropouts in the United States was much less than that of graduates in 2015.
D) A health survey of preschoolers in Mexico showed that the average height of preschoolers is between 3.5 feet and 4 feet.