Using a Production Possibilities Curve, a Technological Advance That Increases

Using a production possibilities curve, a technological advance that increases the amount of output that can be produced of either good represented on the graph when the amount of inputs remains the same would be illustrated as a(n) :

A) flattening of the curve.
B) movement from one point to another point along the curve.
C) outward shift of the curve.
D) movement from a point on the curve to a point inside the curve.