The diagram below shows bones labelled 1, 2, 3 and 4, of the upper limb.
Which row correctly lists the bones for 1, 2, 3 and 4?
\begin{align*}
\begin{array}{l}
\rule{0pt}{2.5ex} \ \rule[-1ex]{0pt}{0pt}& \\
\rule{0pt}{2.5ex}\textbf{A.}\rule[-1ex]{0pt}{0pt}\\
\rule{0pt}{2.5ex}\textbf{B.}\rule[-1ex]{0pt}{0pt}\\
\rule{0pt}{2.5ex}\textbf{C.}\rule[-1ex]{0pt}{0pt}\\
\rule{0pt}{2.5ex}\textbf{D.}\rule[-1ex]{0pt}{0pt}\\
\end{array}
\begin{array}{|c|c|c|c|}
\hline
\rule{0pt}{2.5ex}\textbf{1}\rule[-1ex]{0pt}{0pt}& \textbf{2}& \textbf{3}& \textbf{4} \\
\hline
\rule{0pt}{2.5ex}\text{Scapula}\rule[-1ex]{0pt}{0pt}&\ \ \text{Humerus}\ \ &\text{Ulna}&\text{Phalanges}\\
\hline
\rule{0pt}{2.5ex}\text{Clavicle}\rule[-1ex]{0pt}{0pt}& \text{Ulna}&\quad \text{Radius}\quad &\text{Phalanges}\\
\hline
\rule{0pt}{2.5ex}\ \ \text{Humerus}\rule[-1ex]{0pt}{0pt}\ \ & \text{Radius} &\text{Ulna}&\text{Metacarpals} \\
\hline
\rule{0pt}{2.5ex}\text{Clavicle}\rule[-1ex]{0pt}{0pt}& \text{Humerus}&\text{Ulna}&\text{Metacarpals} \\
\hline
\end{array}
\end{align*}