I got in trouble that year because I just knew I was getting a camera for Christmas and constantly said so. My parents thought I had found the hidden presents. I had not snooped. I just wanted a camera really bad.
It's the name of the test, not an acronym.
"The A1C test measures the amount of hemoglobin with attached glucose and reflects your average blood glucose levels over the past 3 months. The A1C test result is reported as a percentage. The higher the percentage, the higher your blood glucose...