Which of the following in a moss capsule is haploid/gametophytic tissue?

Given below are two statements: One labelled as Assertion $A$ and the other labelled as Reason $R$:
Assertion $A$: The first stage of gametophyte in the life cycle of moss is protonema stage.
Reason $R$: Protonema develops directly from spores produced in capsule.
In the light of the above statements,choose the most appropriate answer from options given below:

Which of the following is of considerable economic importance?

Male and female gametophytes are independent and free-living in

In which of the following are gemmae found?

Vegetative reproduction in mosses takes place by .....