Rosanna case study it is unconscionable for a supplier to knowingly take advantage of a consumer who is unable to protect his or her own interest because of a physical or mental disability illiteracy,ignorance, an inability to understand the language of an agreement or similar factors (part f chapter 2 of the consumer protection act) evaluate the above extract located by Rosanna by relating it to the right to fair and honest dealing in terms of the consumer protection act 68 of 2008 and explain its sphere of application to Rosanna