Lactose, also known as milk sugar, is a galactose-glucose co…

Lactose, also known as milk sugar, is a galactose-glucose compound joined as a beta-glycoside.  Is lactose a reducing sugar or not? [Option1]   Sucrose, also known as table sugar, is a white, crystalline sugar that is made up of glucose and fructose. Is sucrose a reducing sugar or not? [Option2]