A) A-sporocarp, B-Pogonatum, C-Selaginella
B) A-spikelet, B-Riccia, C-Marchentia
C) A-strobilus, B-Selaginella, C-Equisetum
D) A-spike, B-Fern, C-Salvinia
Explanation
In some pteridophytes sporophylls may form distinct compact structure called cone or strobili. $e.g$., Selaginella, Equisetum