Which of the following is correct and most complete?

a. Method evaluation criteria can include subjective judgments about ease of use.

b. Many quantitative properties of methods including Type I error rates can be calculated using the assumption that there is a true average difference and simulation.

c. The assumptions used to calculate Type I and Type II error rates are the same.

d. All of the above are correct.

e. All of the above are correct except

(d) and (e).