What Is the Difference Between Alternate Forms and Parallel Forms

Multiple Choice

What is the difference between alternate forms and parallel forms of a test?

A) Alternate forms do not necessarily yield test scores with equal means and variances.
B) Alternate forms are designed to be equivalent only with regard to level of difficulty.
C) Alternate forms are different only with respect to how they are administered.
D) There are no differences between alternate and parallel forms of a test.