The Main Difference Between the Life Cycle of Mosses Versus

The main difference between the life cycle of mosses versus flowering plants is:

A) mosses only have one multicellular life cycle stage,whereas flowering plants have 2.
B) in moss the dominant life cycle stage is the gametophyte,whereas in flowering plants the dominant life cycle stage is the sporophyte.
C) moss sporophytes are photosynthetic and flowering plant sporophytes are not.
D) flowering plants undergo the alternation of generations and mosses do not.