Which of the Following Statements Is False for an F-Distribution $\infty$

Which of the following statements is false for an F-distribution?

A) Variables that are F-distributed range from 0 to $\infty$ .
B) The exact shape of the distribution is determined by two numbers of degrees of freedom.
C) The degrees of freedom for the numerator can be larger than,smaller than,or equal to the degrees of freedom for the denominator.
D) All of these choices are true.