Jenny is building a rectangular garden around a tree in her yard. the southwest corner of the garden will be 2 feet south and 3 feet west of the tree. the northeast corner of the garden is 1 foot north and 4 feet east of the tree. what will be the perimeter of jenny's garden?
A10 ft
B20 ft
C21 ft
D25 ft
A10 ft
B20 ft
C21 ft
D25 ft