Josh's Teachers Describe Him as a Mathematical Genius

Josh's teachers describe him as a mathematical genius.His parents did not get any education after high school.They have hired Josh a tutor even though they do not understand why Josh needs to understand string theory and quantum physics.The tutoring that Josh receives has a high degree of _____ for Josh's parents.

A) Nonsearchability
B) Abstractness
C) Incorporeal existence
D) Generality vs.specificity
E) Mental impalpability