Which One of the Following Statements Is NOT True

Which one of the following statements is NOT true?

A) The internal growth rate (IGR) is defined as the maximum growth rate that a firm can achieve without external financing.
B) The higher the retained earnings generated by a firm, the higher the growth possible without using external funding.
C) Given the same level of retained earnings, a firm that has the higher amount of total assets, the higher the growth possible without using external funding.
D) All of the above are true.