Plz answer ALL parts of qs c) and d )asap and label answers and write clearly

c. (1) Draw all the stereoisomers for each of the following compounds. 2-Methylbutan-1-ol Butane-2,3-diol (ii) Designate the configuration of the stereogenic centre in the following structure according to the R.S-system and justify your answer. Ph Mer-Et Br (iii) Identify whether the compounds in Figure 2 are chiral or achiral. Justify your 2 answer in each case. Me HOY H OH VH F Br Figure 2 d. (1) Discuss the mechanism of the reaction sequence shown in Scheme 1, include all curly arrows in your answer. 08 Br NE . - Ph, Br + Br + Ph HO-| Ph. A H-NET 0 H Ph + Br + H-NEt B Scheme 1 (ii) Identify the functional group present in compounds A and B. Scheme 1