When 24 is divided by the positive integer c, the remainder is 4. Which of the following statements about c must be true?
I. c is even
II. c is a multiple of 5
III. c is a factor of 20
Select the correct option.
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*n + 4   m*n=20   put values of m   m=1 c=20   m=2 c=10   m=4 c=5   I. not true   II. true   III. true   D. correct
<result>D</result>
When 24 is divided by the positive integer c, the remainder is 4. Which of the following statements about c must be true?
I. c is even
II. c is a multiple of 5
III. c is a factor of 20