The gametophytic plant body is nonvascular in which of the following?

Assertion $(A)$: $Fucus$ shows a diplontic life cycle.
Reason $(R)$: In $Spirogyra$,the diploid zygote is the dominant and active stage.

Arrange the following examples from their simple to complex form in ascending order.
$(1)$ Equisetum $(2)$ Chlamydomonas $(3)$ Sphagnum

Which of the following require water for gamete transfer?

Which one of the following is wrongly matched?

Read the following statements and answer the question which follows them:
$(1)$ In liverworts,mosses,and ferns,gametophytes are free-living.
$(2)$ Gymnosperms and some ferns are heterosporous.
$(3)$ Sexual reproduction in $Fucus$,$Volvox$,and $Albugo$ is oogamous.
$(4)$ The sporophyte in liverworts is more elaborate than that in mosses.
$(5)$ Both $Pinus$ and $Marchantia$ are dioecious.
How many of the above statements are correct?