The numbers in each of the three brackets follow the same rule. Find the missing number.  $$\left[10, 50, 15 \right]\textasciitilde\textasciitilde\left[37, 120, 23 \right]\textasciitilde\textasciitilde\left[16, 56, ?\right]$$ 
选项为:A:$$8$$  B:$$10$$  C:$$12$$  D:$$14$$  请回答其中一个选项.