Given the Following Table $\quad$ $\quad$ $\quad$ $\quad$

Given the following table:
$\quad$$\quad$$\quad$$\quad$$\quad$$\quad$$\text { Supplement }$

$\begin{array}{lllll} & \boldsymbol{1} & \mathbf{2} & \mathbf{3} & \mathbf{4} \\\hline \operatorname{Strain} A & + & - & + & - \\\text { Strain B } & + & + & + & - \\\text { Strain C } & + & + & + & + \\\text { Strain D } & - & - & + & -\end{array}$
where numbers 1 through 4 indicate four supplements that must be added to sustain growth of the organism.Determine a possible metabolic pathway that would give the results seen for the four mutant strains,A through D.