what the EFE of Amazon according to David Following thsese steps

\begin{tabular}{|c|c|c|c|} \hline \begin{tabular}{c} Key External Factors \\ Threats \end{tabular} & Weight & Rating & Weighted Score \\ \hline \begin{tabular}{l} 8. Trend toward healthy eating \\ eroding concession sales \end{tabular} & 0.12 & 4 & 0.48 \\ \hline \begin{tabular}{l} 9. Demand for online movies and \\ DVDs growing 10% \end{tabular} & 0.06 & 2 & 0.12 \\ \hline \begin{tabular}{l} 10. Commercial property adjacent to \\ cinemas for sale \end{tabular} & 0.06 & 3 & 0.18 \\ \hline \begin{tabular}{l} 11. TDB University installing an on- \\ campus movie theater \end{tabular} & 0.04 & 3 & 0.12 \\ \hline \begin{tabular}{l} 12. County and city property taxes \\ increasing 25% \end{tabular} & 0.08 & 2 & 0.6 \\ \hline \begin{tabular}{l} 13. Local religious groups object to \\ R-rated movies \end{tabular} & 0.04 & 3 & 0.12 \\ \hline \begin{tabular}{l} 14. Movies rented at local Red Box's \\ up 12% \end{tabular} & 0.08 & 2 & 0.16 \\ \hline \begin{tabular}{l} 15. Movies rented last quarter from \\ Time Warner up 15% \end{tabular} & 0.06 & 1 & 0.06 \\ \hline Total & 1.00 & - & 2.58 \\ \hline \end{tabular}