What Is the Primary Difference Between Codes from Category I11

What is the primary difference between codes from Category I11, I15, and I16 in ICD-10-CM?

A) Each category represents a different specificity of hypertension and Category I11 represents hypertensive heart disease; I15 represents secondary hypertension; and I16 represents hypertensive crisis
B) Category I11 represents hypertensive heart disease; I15 represents secondary hypertension; and I16 represents hypertensive crisis
C) They each represent different categories of CKD
D) Each category represents a different specificity of hypertension