Which of the following must an instructor do when administering a standardized test?

Which of the following must an instructor do when administering a standardized test?

A.
Answer any questions learners may have during the administration of the test.

B.
Make sure the learners understand the test directions by having them work as a class on the first few questions.

C.
Follow the directions for administration precisely and note any necessary deviations from the directions.

D.
Take learners’ backgrounds into account when determining how much time to allow for administering the test.