Multiple Choice Question

Sahil is having trouble deciding on which college to attend. While there are buildings, classrooms, and libraries to evaluate, the most important part of the service, the actual teaching and learning, is Blank______, making his decision more complex.
Multiple choice question.

intangible

indeterminant

inferior

immeasurable

1 answer

The best choice for the blank is "intangible." So the complete sentence would read: "the actual teaching and learning, is intangible, making his decision more complex."