Answer:
[tex]A:\text{ ScCl}_3[/tex]Explanation:
Here, we want to get the correct formula of the compound
To get this, we have to switch the ions
We have that as:
[tex]\begin{gathered} Sc\text{ = +3} \\ Cl\text{ = -1} \\ \\ ScCl_3 \end{gathered}[/tex]