In bryophytes,the plant body is in which phase?

Gametophytic generation is dominant in

Which of the following are saprophytic bryophytes?

Which of the following statements is correct about Marchantia?
$I.$ Plant body is thallus-like and closely attached to the substrate.
$II.$ Sporophyte is differentiated into foot,seta,and capsule.
$III.$ Gemma cups are located on the thalli.

Which of the following is $NOT$ a method of vegetative propagation in Bryophytes?

The most simple and primitive embryophytes are .....