If a is an odd integer and b is an odd integer which of the following must not be an odd integer : Choose the correct answer:	A) a/b	B) ab	C) 2a+b	D) 2(a+b)	E) 3a/b
only when two odd number added then we get even number.   Therefore answer is 2(a+b)
<result>D</result>
If a is an odd integer and b is an odd integer which of the following must not be an odd integer :