$2\mathrm{.}1$ Compare and contrast Every Day Low Pricing $($EDLP$)$ and High$-$Low Pricing strategies in their retail chains. $(10)$

$2\mathrm{.}2$ Discuss the advantages and disadvantages for strategies stated in $2\mathrm{.}1,$for both retailers and consumers, and also the impact of these pricing strategies on consumer behaviour in the retail industry. $(20)$

Companies should be South African and well known.