Read the following statements A. Gabriel phthalimide synthesis is used to prepare all ${1^0}$ amines B. ${C_6}{H_5}Cl{C_6}{H_5} - {C_6}{H_5}$ is known as Wurtz reaction. C. In $S{N^1}$ mechanism there is more inversion than retention leading to partial racemization D. All aldehydes give red precipitate with Fehling’s solution E. Reactivity order of alkyl halides towards $S{N^2}$ reaction is ${1^0} > {2^0} > {3^0}$ Number of correct statements among these