The correct option is D A- (II), B- (IV), C- (V), D- (III)
Stomatal index is a term introduced by Salisbury in 1927 and relates to the number of stomata per unit leaf area to the number of epidermal cells and guard cells per unit leaf area.
Gotlieb Haberlandt is the Austrian botanist is the pioneer of plant tissue culture.
Oudet studied the linker histone dependent DNA structure in a linear mononucleosome.
The study of pollen grains and palynology its classification and nomenclature was studied by Turrill.
Therefore, the correct answer is option C.