If 'z' is a positive integer exactly divisible by 2 or 5 but not divisible by 4 .What could possibly be the value of 'z' ?	Choices.
A) 40
B) 20
C) 12
D) 18
E) 10
40 and 20 are both divisible by 2 and 5 but also by 4. so they are not the right answer.   12 and 18 are both clearly not divisible by 5(not correct)   10 is both divisible by 2 and 5 but not by 4.   answer : (10) 10
<result>E</result>
If 'z' is a positive integer exactly divisible by 2 or 5 but not divisible by 4 .What could possibly be the value of 'z' ?