An instructor is beginning a course and wants to measure the level of expertise of the learners.
Which of the following is the BEST method for measuring the level of understanding over the course material?
A . Ask the learners about their level of understanding over the course material.
B . Assume that the class has a medium level of understanding over the course material.
C . Deliver a pre-test covering the course objectives.
D . Ask another instructor who has taught the learners before.
Answer: C