Which table shows a proportional relationship between x and y?

a x 8 12 14 16
y 2 3 4 5

b x 1 4 5 10
y 15 60 70 120

c x 3 4.5 8 12
y 2 3 4 8

d x 1 2 5 7
y 5 10 25 35

Polygon mnopq is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image m′n′o′p′q′. the coordinates of point m are (2, 4), and the coordinates of point n are (3, 5). the slope of is .

For the inequality |c| < |d| to be true, which of the following must be true?

Which of the following parabolas opens up?