A square with an area A^2 of is enlarged to a square with an area of 25A^2. How was the side of the smaller square changed?
AThe side length was increased by 5.
BThe side length was multiplied by 5.
CThe side length was increased by 10.
DThe side length was multiplied by 10.
AThe side length was increased by 5.
BThe side length was multiplied by 5.
CThe side length was increased by 10.
DThe side length was multiplied by 10.