In which of the following groups of organisms the food material is broken down outside the body and then absorbed?

Question

$\begin{array}{1 1} (a)\;\text{Mushroom, Green plants, Amoeba} \\ (b)\; \text{Yeast, Mushroom, Bread mould} \\ (c)\; \text{Paramecium, Amoeba, Cuscuta} \\ (d)\; \text{Cuscuta, Lice, Tapeworm} \end{array}$