A:	it's the entry into adulthood, I think.
ʌ WORD_BOUNDARY ɪ t s WORD_BOUNDARY ð ɪ WORD_BOUNDARY ɛ n t ɹ i WORD_BOUNDARY ɪ n t ʊ WORD_BOUNDARY ʌ d ʌ l t h ʊ d WORD_BOUNDARY aɪ WORD_BOUNDARY θ ɪ ŋ k WORD_BOUNDARY