Q$3$

$3\mathrm{.}1.$ Explain the critical data sources needed for accurate short$-$term forecasting, such as sales data, market trends, or supplier lead times.

$3\mathrm{.}2.$ Explain how small demand changes amplify upstream, leading to ineffective analysis.

$3\mathrm{.}3.$ Link demand fluctuations with South Africa's transportation infrastructure $($e$.$g$.$ ports, rail$).$

Q$4$

$4\mathrm{.}1.$ Identify key transportation infrastructure weaknesses in South Africa, such as road quality or port inefficiencies, that would amplify the bullwhip effect.

$4\mathrm{.}2.$ Examine the macro socio$-$economic factors affecting transportation infrastructure in South Africa in relation to the bullwhip effect with emphasis on key factors such as economic stability and labour strikes.

$4\mathrm{.}3.$ Demonstrate how the bullwhip effect impacted supply chain performance through logistics delays or bottlenecks.