If the perimeter of a rectangular garden is 700 m, its length when its breadth is 100 m is?	Choose the correct choice from the following.
A) 299 m
B) 777 m
C) 200 m
D) 250 m
E) 128 m

Rationale: "2 ( l + 100 ) = 700 = > l = 250 m answer : d"
Answer: D