What Generalization Was Developed Regarding the Use of Modern Psychometric

What generalization was developed regarding the use of modern psychometric techniques, such as item response theory, in the construction of the career interest measures covered in the text?

A) There is extensive use of these modern techniques.
B) There is a moderate degree of use of these techniques.
C) There is little use of these techniques.
D) Some tests use these techniques extensively, others not at all.