Plants like mosses and ferns, which reproduce through spores, are placed in which group?

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

Which one of the following is linked to the discovery of Bordeaux mixture as a popular fungicide?

Which scientists conducted in-depth research in the field of plant classification?

Which group of plants requires water for fertilization?

Select the correct statement.