Which rule matches the pattern below?
x: 14, 11, 8, 5
y: 10, 9, 8, 7
X: Start at 14 and subtract 1.
Y: Start at 9 and subtract 1.
X: Start at 14 and subtract 1.
Y: Start at 8 and subtract 1.
X: Start at 14 and subtract 3.
Y: Start at 10 and subtract 1.
X: Start at 19 and subtract 3.
Y: Start at 9 and subtract 1.