In triangle ABCABCABC, the point DDD is the midpoint of BCBCBC. It is given that ∠BAD=30∘,∠DAC=45∘.\angle BAD=30^\circ,\qquad \angle DAC=45^\circ.∠BAD=30∘,∠DAC=45∘. What is the value of AB/ACAB/ACAB/AC? A22\dfrac{\sqrt2}{2}22B63\dfrac{\sqrt6}{3}36C111D2\sqrt22E3\sqrt33