Mrs. Alexander wants to make a rectangular quilt that will have an area of 80 square feet. So far, she has made 16 squares for the quilt, each 2 feet long and 2 feet wide. Does she have enough squares to complete the quilt?

No, she needs 4 more squares.
Yes, she has exactly enough squares.
Yes, she has 2 extra squares.
No, she needs 8 more squares.