Consider the two patterns described below.

Pattern Rule Starting
Number
x Multiply by 4 1
y Add 7 0

Which of the following coordinate pairs shows the two patterns?
A.
(1,0) ; (4,7) ; (8,49) ; (12,343)
B.
(1,0) ; (4,7) ; (16,14) ; (64,21)
C.
(0,1) ; (7,4) ; (14,16) ; (21,64)
D.
(0,1) ; (7,4) ; (49,8) ; (343,12)z