The correct option is B Sugar and Jaggery
Mamidi tandra is a special dish made in Andhra Pradesh with ripe mangoes, jaggery and sugar. Mango pulp is taken and is dried along with sugar and jaggery. After this, a thin layer of this mixture is allowed to dry in the sun, this process is repeated for four weeks. Sugar and jaggery acts as a preservative here as this food item can be stored for a long time.