Simplify (3^y + 3^y + 3^y + 3^y + 3^y) (5^y + 5^y + 5^y) Choose the correct choice from the following choices:	A) 15^y+1	B) 12^y+1	C) 16^y + 9^y	D) 12^y	E) 4^y * 12^y
15^y+1   (3^y + 3^y + 3^y + 3^y + 3^y) (5^y + 5^y + 5^y)   (5*3^y)(3*5^y)   15*15^y=15^(y+1)..
<result>A</result>
Simplify (3^y + 3^y + 3^y + 3^y + 3^y) (5^y + 5^y + 5^y)