B:	it comes down to, uh trying to come with a trade off of the costs.
b iː WORD_BOUNDARY ɪ t WORD_BOUNDARY k ʌ m z WORD_BOUNDARY d aʊ n WORD_BOUNDARY t ʊ WORD_BOUNDARY ʌ WORD_BOUNDARY t ɹ aɪ ɪ ŋ WORD_BOUNDARY t ə WORD_BOUNDARY k ʌ m WORD_BOUNDARY w ɪ ð WORD_BOUNDARY ʌ WORD_BOUNDARY t ɹ eɪ d WORD_BOUNDARY ɔ f WORD_BOUNDARY ʌ v ð ə WORD_BOUNDARY k ɔ s t s WORD_BOUNDARY