i think i exhausted myself with that baguio climb and long run . i lost i think three kilos in over a week and it 's not nice . i 'll find time later . i 'll be out on the track later .

Based on the preceding passage, choose your answer for question Why might the narrator have exhausted themselves ?
(A). They are not physically capable of working out . (B). They have been working out too much in an effort to lose weight . (C). They have n't been taking in the correct amount of calories . (D). None of the above choices .
The answer is:
(B).