The Literary Digest Made the Inaccurate Prediction That Alfred Landon

The Literary Digest made the inaccurate prediction that Alfred Landon would win the presidential election in 1936 because:

A) Their sample included very few people in its dataset.
B) The sample applied improper statistical techniques to the data.
C) Their sample was skewed toward middle- and high-income individuals.
D) The election offered little real choice to voters.