The sum of all the integers f such that -26 < f < 24 is Choose the correct option
A) 0
B) - 2
C) - 25
D) - 49
E) - 51

Rationale: "easy one - - 25 , - 24 , - 23 , - 22 , . . . . . . - 1,0 , 1 , 2 . . . . , 22 , 23 cancel everyhitng and we ' re left with - - 25 and - 24 f = - 49 . d is the answer ."
Answer: D