ChoiceA 0

Look at the text in the picture.

NEVER LEAVE LUGGAGE UNATTENDED

sin B = b a b = a sin B b = ia × sin iB = fAns \begin{eqnarray*} \\sin(B)&=&\frac{b}{a}\\ b&=&a\sin(B)\\ &=&\qv{ia}\times\sin(\qv{iB}) &=&\qv{fAns} \end{eqnarray*}