Kaden says the number 13 is an irrational number. Which statement best explains whether Kaden is correct?
A. Kaden is correct because 13 only has 2 factors.
B. Kaden is correct because 13 is not written as a fraction.
C. Kaden is incorrect because 13 only has 2 factors.
D. Kaden is incorrect because 13 can be written as a fraction.
