Anita was learning to bake cakes. She added the ingredients according to therecipes and placed them in the oven. When the cake was ready she took it out from the oven. She was surprised as the cake was hard instead of soft and fluffy.a) What is the probable reason that the cake was not fluffy?b) What ingredient did she miss adding while preparing the cake? (Chemicalformula)c) Write a chemical reaction to show how this ingredient makes the cake fluffy?d) What is the chemical constituent of this ingredient?​