match the following .

Options

A. `{:(A,B,C,D),(2,3,4,1):}`
B. `{:(A,B,C,D),(3,2,4,1):}`
C. `{:(A,B,C,D),(1,3,2,4):}`
D. `{:(A,B,C,D),(2,4,3,1):}`

Explanation

Hermaphrodites bear testis and ovary within the same orgainsm ,(e.g earthworm or phereetima).
Direct development Occurs in organisms in which there is no larvel stages in the life - cycle and therefore no metamorphosis takes place (e.g. pheretima and Lumbricus ).
Chemoreceptors Or chemosensors are the sensory reseptors used in sensing chemical substance (e.g olfactory receptor and taste buds in mammals ).
Blood gland in earthworm are specialsied glands that are associated with the generation of blood and haemoglobin in pheretima.