Identify the functiоnаl grоups thаt fоrm in eаch of the following reactions:a. addition of a Grignard reagent to a nitrile, followed by methanolysis [A]b. addition of Lithium Aluminium Hydride to an amide followed by an alkyl halide [B]c. addition of (CH3)2CuLi to an acid chloride [C]d. addition of CH2N2 to a carboxylic acid [D]e. addition of aqueous acid to an acid anhydride [E] Draw an example of each of the functional groups A-E in the product and submit with the rest of drawing questions under comments.