Fungal cellulose is .........

In $Albugo$,the food reserve is mostly:

Assertion $(A)$: In bread mold $(Rhizopus)$,sexual reproduction does not result in the formation of an embryo.
Reason $(R)$: In sponges $(Porifera)$,the cell wall is made of cellulose.

In $Rhizopus$,hyphae are:

$S:$ Fungi exhibit heterotrophic mode of nutrition.
$R:$ Fungi lack chlorophyll.

Which of the following is an example of saprophytes?