What is your observation in the following reactions? Write the structure of the product when possible. (10 Marks) a) Adding methyl benzoate to Ag+ /NH3 mixture. b) Adding propiophenone to 2.4-dinitrophenylhydrazone. c) Adding 2-octanone to a mixture of I2 in NaOH. d) Adding butanal to Schiffs reagent. e) Adding NaBH4 to benzaldehyde and then performing TLC test.