The Most Accurate Statement About Research Articles in Psychology Is

The most accurate statement about research articles in psychology is that

A) normal curves and method of selection are occasionally mentioned,and probability is rarely discussed except in terms of statistical significance.
B) normal curves and probabilities are rarely mentioned,but the method of sampling is almost always described.
C) normal curves and probabilities are almost always mentioned,but populations and samples are rarely mentioned.
D) normal curves,probabilities,samples and populations are all almost always described.