If p is an odd integer and q is an even integer, which of the following must be an even integer?
Choose the correct choice from the following.
A) 1+2p+2q^2
B) p+3q
C) 2p+q
D) 2p+q-1
E) 3p-q+2
p is odd; for this assume p=1   q is even; for this assume q = 2   1+(2*1)+2(2^2) = 11 Odd    1+(3*2)= 
<gadget id="calculator"> 1+(3*2)</gadget>
<output>7</output>
7 Odd    (2*1)+2= 
<gadget id="calculator"> (2*1)+2</gadget>
<output>4</output>
4 Even     (2*1)+2-1= 
<gadget id="calculator">  (2*1)+2-1</gadget>
<output>3</output>
3 Odd    (3*1)-2+2= 
<gadget id="calculator"> (3*1)-2+2</gadget>
<output>3</output>
3 Odd   Answer:2p+q
<result>C</result>
If p is an odd integer and q is an even integer, which of the following must be an even integer?