Which one of the following is a non-vascular embryophyte?

Choose the correct statement about liverworts.
$I.$ In liverworts,sexual reproduction occurs by the fusion of antherozoids and egg,which are produced in antheridium and archegonium,respectively.
$II.$ Both male and female sex organs may be present on the same thallus or different thalli.
$III.$ The zygote gives rise to a sporophyte,which is differentiated into foot,seta,and capsule.
$IV.$ Some cells of the capsule undergo meiosis and give rise to haploid spores.

Select the incorrect statement regarding the sporophyte of $Bryophytes$.

The stem and leaf-like structures of bryophytes are . . . . . . .

In $Riccia$ / $Marchantia$,the rhizoids are:

The peristomial teeth in $Funaria$ are