What is the units digit of the product of the first 100 odd numbers?
Choose the correct choice from the following answers.
A) 1	B) 3	C) 0	D) 5	E) 7

Rationale: 1 * 3 * 5 * 7 . . . . . . . . . . . . . . . . . . . will end up in 5 in the units place answer : d
Answer: D