A student can select one of 9 different math book, one of 3 different chemistry book & one of 4 different science book.In how many different ways students can select book of math, chemistry & science.	Choices:
A) 22	B) 72	C) 99	D) 37	E) 108
9C1×3C1×4C1= 9x3x4=108 ways   Answer:108
<result>E</result>
A student can select one of 9 different math book, one of 3 different chemistry book & one of 4 different science book.In how many different ways students can select book of math, chemistry & science.