The height of a tree varies as the square root of its age (between 5 to 17 years). When the age of the tree is 9 years, its height is 4 feet. What will be the height of the tree at the age of 16 years?
1
5 feet 4 inches
2
5 feet 5 inches
3
4 feet 4 inches
4
4 feet 5 inches