If f(a)=2a+2, what is the value of (f(2a)+f(a)) ?  Options:
A) 2a-4 B) 8a-7 C) 9a+5 D) 6a+12 E) 6a+4
f(a)=2a+2   f(2a)= 4a+2   (f(2a)+f(a)) = 4a+2+2a+2 = 6a+4   Answer is 6a+4
<result>E</result>
If f(a)=2a+2, what is the value of (f(2a)+f(a)) ?