Can you help me about macroeconomics?

Question - AD/AS Model. Using the AD/AS diagram with full explanation discuss the effect of the follwing on the level of prices and real output. (Draw a separate diagram for each): a) A 10 per cent rise in real earnings [10 marks] b) An increase in real spendning by the government on education and training [10 marks] c) An increase in the average long term rate of interest from 3 per cent to 7 per cent. [10 marks]