The following figures show the first two steps of a proof of the Pythagorean theorem. Which of the following statements about this proof is false?

A. The area of the square with side length c is equal to the sum of the areas of the squares in step 1.

B. The area of the final square is equal to the area of a triangle with a hypotenuse of c.

C. The proof demonstrates that a2 + b2 = c2.

D. The figure in step 2 is transformed into a square with side length c.