Certain Rules Can Be Applied When Calculating the Quartiles

Certain rules can be applied when calculating the quartiles.Which of the following is NOT true about these rules.

A) If the result is a fractional half, then the quartile is equal to the mean of the corresponding ranked values.
B) If the result is an intger, then the quartile is equal to the ranked value.
C) If the result is neither an integer nor a fractional half, round the result to the nearest integer and select that ranked value.
D) None of the above.