A nurse is teaching a client about glycosylated hemoglobin (HbA1c) testing. Which of the following client statements indicates an understanding of the teaching?
A) "This test measures my average blood glucose level over the past few weeks."
B) "This test requires me to fast for 8 hours before the blood draw."
C) "This test tells me my current blood glucose level."
D) "This test is done only once a year."