Context: Positives ; In brief . My smoking is fast approaching extinction . I had a brief interlude while in Brisbane 4 weeks ago , and I choked down one at Kitty 's shindig last weekend . Cravings are no longer there , less puffed during exercise , my lungs feel ..... big ..... and i ' m feeling pretty damn good . Ninja training is going well . Floored 6 foot Ian rather smoothly during end of class demo .

Question: Why is the writer feeling pretty damn good ?
Options:
0. Because they choked down one at Kitty 's shindig .
1. Because they floored 6 foot Ian .
2. Because they had a brief interlude while in Brisbane .
3. Because they are experiencing the effects of reducing smoking .
Answer: 3