The Following Are Examples of Connections Between Proportional Reasoning and Another

The following are examples of connections between proportional reasoning and another mathematical strand EXCEPT:

A) The area of a rectangle is 8 square units and the length is four units long.How long is the width?
B) The negative slope of the line on the graph represents the fact that,for every 30 miles the car travels,it burns one gallon of gas.
C) The triangle has been enlarged by a scale factor of 2.How wide is the new triangle if its original width is 4 inches?
D) Sandy ate 14 of her Halloween candy and her sister also ate 12 of Sandy's candy.What fraction of Sandy's candy was left?