When 24 is divided by the positive integer b, the remainder is 4. Which of the following statements about b must be true?
I. b is even
II. b is a multiple of 5
III. b is a factor of 20	Options:	A) III only	B) I and II only	C) I and III only	D) II and III only	E) I, II, and III
24= m*b + 4   m*b=20   put values of m   m=1 b=20   m=2 b=10   m=4 b=5   I. not true   II. true   III. true   D. correct
<result>D</result>
When 24 is divided by the positive integer b, the remainder is 4. Which of the following statements about b must be true?
I. b is even
II. b is a multiple of 5
III. b is a factor of 20