Using the dynamic aggregate demand and aggregate supply model, illustrate and explain the impact of following policy dec

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Using the dynamic aggregate demand and aggregate supply model,
illustrate and explain the impact of following policy decisions on
income, unemployment and inflation in Australia in both short-run
and long-run (using a diagram)
question
The building and construction industry in Australia is suffering
from some logistical issues with imported construction materials as
a fallout of the COVID-19 pandemic. The Reserve Bank of Australia
(RBA) is closely watching the situation and contemplating a
suitable policy action. Explain and illustrate what policy stance
should the RBA take and how would that remedy the problem.