ICD-10-CM distinguishes between conditions that can be both congenital in origin and acquired. Which ...

ICD-10-CM distinguishes between conditions that can be both congenital in origin and acquired. Which of the following is NOT true when coding such conditions?
 
  A) For some conditions, the default code in the Index is for congenital origin with acquired appearing as a subterm.
  B) For other condition, the default is acquired with the congenital origin as a subterm.
  C) Coders can determine which variation to use by reading the nonessential modifiers that appear after the Main Term.
  D) Codes for both the congenital and acquired variations will start with Q.