Final answer:
ICD-10-CM is a coding system used in the healthcare industry, and character 2 in this system is always an alpha character.
Step-by-step explanation:
The correct statement about ICD-10-CM is that character 2 is alpha. In ICD-10-CM, the first character represents the category and is always an alpha character, the second character is numeric, and characters 3-7 can be a combination of alpha or numeric characters. The last character in ICD-10-CM is known as the extension and can be alpha or numeric.