In which of the following is the sexual cycle absent?

Which of the following is used extensively in biochemical and genetic work?

Which of the following is commonly known as the "Drosophila of the Plant Kingdom"?

$A$: Secondary mycelium of $Agaricus$ is binucleated.
$R$: Secondary mycelium is formed by somatogamy of primary mycelium.

Plant diseases caused by $Ustilago$ fungus are called $SMUTS$ because

$(A)$ Heterotrophic organism
$(B)$ Show a great diversity in morphology and habitat
$(C)$ Can show association with plants
$(D)$ Dikaryotic phase seen in their life cycle
$(E)$ All members are coenocytic
Choose the option which have all the correct statements (from above $A$ to $E$) for kingdom Fungi $:-$